This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A249867 #12 Nov 25 2014 06:10:47 %S A249867 1,2,2,4,2,4,2,4,7,1,2,2,4,2,4,2,4,6,2,32,1,2,2,4,2,4,2,4,6,2,32,1,2, %T A249867 2,4,2,4,2,4,6,2,94,1,2,2,4,2,4,2,4,6,65 %N A249867 Number of days between prime dates in a non-leap year; starting with Feb 2 and ending with Feb 2 in the following year. %C A249867 A prime date means that the number of the day of the month and the number for the month are both prime. %C A249867 The 52 prime dates in a non-leap year are: %C A249867 Feb 2, 3, 5, 7, 11, 13, 17, 19, 23, %C A249867 Mar 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, %C A249867 May 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, %C A249867 Jul 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, %C A249867 Nov 2, 3, 5, 7, 11, 13, 17, 19, 23, 29. %C A249867 There are 52 entries in this sequence because the 65 days between Nov 29 and Feb 2 in the following year have also been taken into account. %Y A249867 Cf. A249868. %K A249867 nonn,fini,full %O A249867 1,2 %A A249867 _Wolfdieter Lang_, Nov 23 2014