• 666 = sum(range(1,37)) and other sequences https://oeis.org/search?go=Search&language=english&q=666 3 comments 4/9/2024
• Online Encyclopedia of Integer Sequences https://oeis.org/ 50 comments 4/4/2024
• Punch Cards or Punched Cards? https://oeis.org/wiki/Welcome 5 comments 8/11/2023
• The On-Line Encyclopedia of Integer Sequences https://oeis.org/ 3 comments 7/8/2023
• The On-Line Encyclopedia of Integer Sequences https://oeis.org/ 31 comments 17/4/2021
• The On-Line Encyclopedia of Integer Sequences https://oeis.org/ 28 comments 26/10/2019
• The online encyclopaedia of integer sequences https://oeis.org 3 comments 24/11/2018
• The On-Line Encyclopedia of Integer Sequences http://oeis.org/ 19 comments 20/7/2015
• The On-Line Encyclopedia of Integer Sequences http://oeis.org/ 20 comments 31/10/2013
• The On-Line Encyclopedia of Integer Sequences http://oeis.org 7 comments 29/4/2011

• The On-Line Encyclopedia of Integer Sequences http://oeis.org/ 3 comments 1/1/2019 math

• Equivalent in Python or Maple https://oeis.org/A333926 5 comments 15/4/2024 mathematica
• Year-end appeal to make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. Over 367,000 sequences and 11,000 citations https://oeis.org/ 2 comments 4/12/2023 math
• Is there anything interesting about this Amelia sequence or is it completely random? https://oeis.org/A225579 2 comments 12/4/2022 math
• Math program suggestions for running 1,000,000+ iterations for sequence https://oeis.org/A350129 19 comments 16/12/2021 math
• Newest "nice" OEIS sequence: Lexicographically earliest sequence of positive integers in which, for all positive k, there are exactly k contiguous pairs whose product is k. http://oeis.org/a307720 16 comments 25/4/2019 math
• Integer sequence: Pairwise Combinatorial Digit Sum https://oeis.org/A051885 6 comments 14/4/2019 math
• I mistakenly discovered a seemingly meaningless mathematical constant by using an old graphing calculator http://oeis.org/A085846 126 comments 20/12/2018 math
• The most recent "nice" sequence from the OEIS. http://oeis.org/a296468 12 comments 1/5/2018 math
• The On-Line Encyclopedia of Integer Sequences (OEIS) adds sequence A300000. https://oeis.org/a300000 9 comments 26/2/2018 math
• OEIS's newest "nice" sequence: A296136. http://oeis.org/a296136 5 comments 7/12/2017 math
• For a given maximum integer N, what is the set of integers with minimal cardinality that can give me any integer between 1 and N by only one addition or subtraction between any two elements in that set? https://oeis.org/ 12 comments 26/9/2017 math
• Can someone explain this OEIS sequence to me? (Milnor K Theory) https://oeis.org/a143093 3 comments 24/8/2017 math
• TIL The On-Line Encyclopedia of Integer Sequences contains a tool to listen to any sequence https://oeis.org/play.html 8 comments 24/6/2017 math
• Consider the sequence of partial sums of the signed differences of the cubes and their nearest squares. Does this sequence change sign infinitely often? [x-post /r/CasualMath] http://oeis.org/A077119 9 comments 18/10/2016 math
• Today is (4^18 mod 18)/(4^19 mod 19)/(4^20 mod 20). http://oeis.org/A066602 94 comments 10/4/2016 math
• 2, 3, 5, .... ? Mathematical psychometrics https://oeis.org/a257113/a257113.pdf 20 comments 29/2/2016 math
• I found a cool property of A033996 https://oeis.org/A033996 6 comments 28/2/2016 math
• Dots and Boxes: Maximum number of lines without a scoring move http://oeis.org/search?q=0%2C2%2C8%2C14%2C24%2C34%2C48%2C62&sort=&language=english&go=Search 9 comments 9/11/2015 math
• Help finding more about this constant http://oeis.org/A045690 15 comments 23/10/2015 math
• Why do the numbers that are a product of twin primes tend to end in 99 or 3 in base 10? http://oeis.org/a037074 7 comments 17/9/2015 math
• Why are there so many groups of order 8n? https://oeis.org/A000001 13 comments 30/8/2015 math
• Does anyone know a list of "uninteresting" integers? https://oeis.org/A000027 5 comments 14/8/2015 math
• A sequence of prime numbers with a somewhat recursive description. https://oeis.org/A093502 9 comments 25/7/2015 math
• The comments on OEIS A000012 are somewhat amusing https://oeis.org/a000012 30 comments 27/4/2015 math
• What's your favourite integer sequence based on a recurrence relation? http://oeis.org/A005185 38 comments 23/4/2015 math
• Evaluating OEIS A123527? http://oeis.org/A123527 5 comments 18/12/2014 math
• Fact: If 4n+1 is prime, then it does not divide n^n + n!. https://oeis.org/A053042 30 comments 4/6/2014 math
• Sets that are surprisingly closed under a binary operation http://oeis.org/A008846 49 comments 31/5/2014 math
• The Online Encyclopedia of Mathematical Constants? http://www.oeis.org 4 comments 25/1/2014 math
• My first and favorite sequence : A117078 - OEIS https://oeis.org/a117078 19 comments 18/12/2013 math
• Does 2^k where k>3 become a base 10 palindrome? http://oeis.org/A002113 57 comments 31/7/2013 math
• Any number made by removing the first n digits of 646216567629137 is still prime. http://oeis.org/a012885 89 comments 12/3/2013 math
• Hey r/math, what's your favorite sequence? https://oeis.org/A005589 22 comments 29/2/2012 math
• The On-Line Encyclopedia of Integer Sequences, a fascinating database of a massive amount of number sequences. https://oeis.org/ 4 comments 24/11/2011 math
• The Kolakoski sequence is an easy-to-construct sequence of ones and twos. It is an open question whether or not the ratio of the number of ones to twos in the sequence is 1/2. http://www.oeis.org/a000002 6 comments 3/5/2011 math
• The Online Encyclopedia of Integer Sequences. http://oeis.org/ 7 comments 29/4/2011 programming
• The On-Line Encyclopedia of Integer Sequences http://oeis.org/ 4 comments 17/3/2011 math
• The Shortest String Containing all Permutations of n Symbols (an Open(?) Question that is Easy to Understand) http://oeis.org/A180632 38 comments 19/2/2011 math
• Is Every Sequence a Pattern? (Question about palindromes) http://oeis.org/A000127 17 comments 17/12/2010 math

Linking pages