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 A359481 #20 Jun 11 2023 11:50:53 %S A359481 1,2,2,2,3,4,2,10,4,12,4,2,22,8,4,26,20,3,34,40,4,44,60,8,2,54,100,16, %T A359481 6,58,148,40,2,74,208,80,4,88,268,160,4,88,388,240,16,5,110,468,416, %U A359481 32,2,118,616,616,80,6,136,736,936,160,2,142,940,1296,320,6,162,1108,1816,576 %N A359481 Irregular triangle read by rows in which T(n,k) is one half of the number of overpartitions of n having k distinct parts, n>=1, k>=1. %F A359481 T(n,k) = (1/2)*A235790(n,k). %F A359481 T(n,k) = (2^(k-1))*A116608(n,k). %e A359481 Triangle begins: %e A359481 1; %e A359481 2; %e A359481 2, 2; %e A359481 3, 4; %e A359481 2, 10; %e A359481 4, 12, 4; %e A359481 2, 22, 8; %e A359481 4, 26, 20; %e A359481 3, 34, 40; %e A359481 4, 44, 60, 8; %e A359481 2, 54, 100, 16; %e A359481 6, 58, 148, 40; %e A359481 2, 74, 208, 80; %e A359481 4, 88, 268, 160; %e A359481 4, 88, 388, 240, 16; %e A359481 ... %Y A359481 Column 1 gives A000005. %Y A359481 Row n has length A003056(n). %Y A359481 Row sums give A014968, n >= 1. %Y A359481 The first element of column k is A000079(k-1). %Y A359481 The first element of column k is in row A000217(k). %Y A359481 Cf. A116608, A235790. %K A359481 nonn,tabf %O A359481 1,2 %A A359481 _Omar E. Pol_, Mar 31 2023