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 A177954 #6 May 20 2022 20:13:40 %S A177954 1,2,1,2,2,1,3,5,4,1,3,6,7,4,1,4,11,17,14,6,1,4,12,22,24,16,6,1,5,19, %T A177954 43,59,51,27,8,1,5,20,50,80,86,62,29,8,1,6,29,86,164,212,188,113,44, %U A177954 10,1 %N A177954 Triangle read by rows, A070909 * Pascal's triangle. %C A177954 Row sums = A086893: (1, 3, 5, 13, 21, 53, 85,...). %F A177954 Triangle read by rows, A070909 * A007318 %e A177954 First few rows of the triangle = %e A177954 1; %e A177954 2, 1; %e A177954 2, 2, 1; %e A177954 3, 5, 4, 1; %e A177954 3, 6, 7, 4, 1; %e A177954 4, 11, 17, 14, 6, 1; %e A177954 4, 12, 22, 24, 16, 6, 1; %e A177954 5, 19, 43, 59, 51, 27, 8, 1; %e A177954 5, 20, 50, 80, 86, 62, 29, 8, 1; %e A177954 6, 29, 86, 164, 212, 188, 113, 44, 10, 1; %e A177954 6, 30, 95, 200, 296, 314, 239, 128, 46, 10, 1; %e A177954 7, 41, 150, 365, 626, 776, 701, 458, 211, 65, 12, 1; %e A177954 ... %Y A177954 Cf. A070909, A086893 %K A177954 nonn,tabl %O A177954 0,2 %A A177954 _Gary W. Adamson_, May 15 2010 %E A177954 a(46) corrected by _Georg Fischer_, May 20 2022