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 A225641 #7 Mar 05 2025 13:43:27 %S A225641 1,1,1,1,1,2,1,1,2,3,1,1,2,6,4,1,1,2,6,12,5,1,1,2,6,12,30,6,1,1,2,6, %T A225641 12,60,30,7,1,1,2,6,12,60,60,84,8,1,1,2,6,12,60,60,420,120,9,1,1,2,6, %U A225641 12,60,60,420,840,180,10,1,1,2,6,12,60,60,420,840,1260,210,11 %N A225641 Transpose of A225640. %C A225641 See comments at A225640. %o A225641 (Scheme) (define (A225641 n) (A225640bi (A002262 n) (A025581 n))) %Y A225641 Irregular table A225642 gives A225644(n) distinct terms from the beginning of each row. %K A225641 nonn,tabl %O A225641 0,6 %A A225641 _Antti Karttunen_, May 15 2013