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 A046626 #9 Jul 02 2025 16:01:57 %S A046626 6,12,16,46,26,86,34,36,348,546,126,194,894,1176,48,414,2352,56,418, %T A046626 4422,1226,8844,66,408,1716,13442,474,5824,22022,33462,76,600,2052, %U A046626 5292,53508,87048,23166,25454,702,2652,7344,79968,140556,202878,48620 %N A046626 Distinct even numbers in the numerators of the 1/5-Pascal triangle (by row). %e A046626 1/1; 1/1 1/1; 1/1 1/5 1/1; 1/1 6/5 6/5 1/1; 1/1 11/5 12/5 11/5 1/1; 1/1 16/5 23/5 23/5 16/5 1/1; 1/1 21/5 39/5 46/5 39/5 21/5 1/1; 1/1 26/5 12/1 17/1 17/1 12/1 26/5 1/1; ... %Y A046626 Cf. A046601. %K A046626 tabf,nonn %O A046626 1,1 %A A046626 _Mohammad K. Azarian_ %E A046626 More terms from _James Sellers_, Dec 16 1999