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 A153346 #9 Jun 05 2023 07:09:39 %S A153346 1,3,0,7,1,0,14,5,1,0,26,16,6,1,0,46,42,23,7,1,0,79,98,71,31,8,1,0, %T A153346 133,212,192,109,40,9,1,0,221,435,475,332,157,50,10,1,0,364,859,1102, %U A153346 916,529,216,61,11,1,0,596,1648,2436,2350,1602,795,287,73,12,1,0,972,3092,5186,5702,4481,2613,1143,371,86,13,1,0 %N A153346 Triangle read by rows: A000012 * A153345. %C A153346 Row sums = A048739: (1, 3, 8, 20, 49, 119, 288, ...). %C A153346 Left border = A001924. %e A153346 First few rows of the triangle: %e A153346 1; %e A153346 3, 0; %e A153346 7, 1, 0; %e A153346 14, 5, 1, 0; %e A153346 26, 16, 6, 1, 0; %e A153346 46, 42, 23, 7, 1, 0 %e A153346 79, 98, 71, 31, 8, 1, 0; %e A153346 133, 212, 192, 109, 40, 9, 1, 0; %e A153346 221, 435, 475, 332, 157, 50, 10, 1, 0; %e A153346 364, 859, 1102, 916, 529, 216, 61, 11, 1, 0; %e A153346 596, 1648, 2436, 2350, 1602, 795, 287, 73, 12, 1, 0; %e A153346 ... %Y A153346 Cf. A001924, A048739, A153345. %K A153346 nonn,tabl %O A153346 0,2 %A A153346 _Gary W. Adamson_, Dec 24 2008 %E A153346 a(44) = 0 corrected and more terms from _Georg Fischer_, Jun 05 2023