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 A363004 #5 May 13 2023 13:22:36 %S A363004 1,1,1,1,2,7,40,355,4819,99242,3049155,138762035 %N A363004 Number of sequences of n distinct positive integers whose Gilbreath transform is (1, 1, ..., 1). %e A363004 For n = 5, the a(5) = 7 sequences are: %e A363004 (1, 2, 4, 6, 8), %e A363004 (1, 2, 4, 6, 10), %e A363004 (1, 2, 4, 8, 6), %e A363004 (1, 2, 4, 8, 10), %e A363004 (1, 2, 4, 8, 12), %e A363004 (1, 2, 4, 8, 14), %e A363004 (1, 2, 4, 8, 16). %Y A363004 Cf. A080839 (increasing sequences), A363002 (nondecreasing sequences), A363003, A363005 (distinct integers). %K A363004 nonn,more %O A363004 0,5 %A A363004 _Pontus von Brömssen_, May 13 2023