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 A127108 #12 Feb 15 2022 02:46:47 %S A127108 1,5,2,7,3,3,17,10,4,4,11,5,5,5,5,35,23,15,6,6,6,15,7,7,7,7,7,7,49,34, %T A127108 20,20,8,8,8,8,34,21,21,9,9,9,9,9,9,55,37,25,25,25,10,10,10,10,10,23, %U A127108 11,11,11,11,11,11,11,11,11,11,119,91,67,46,30,30,12,12,12,12,12,12 %N A127108 Triangle read by rows, A127099 * A000012. %C A127108 The operation A000012 * A127099 generates n-th row of the triangle by taking partial sums of n-th row of triangle A127099. Row 4 of A127099 (7, 6, 0, 4) becomes row 4 of A127108: (17, 10, 4, 4). %C A127108 Row sums = A001001: (1, 7, 13, 35, 31, 91, ...). %C A127108 Left column of the triangle = A060640: (1, 5, 7, 17, 11, 35, ...). %F A127108 Triangle read by rows, A127099 * A000012. %e A127108 First few rows of the triangle: %e A127108 1; %e A127108 5, 2; %e A127108 7, 3, 3; %e A127108 17, 10, 4, 4; %e A127108 11, 5, 5, 5, 5; %e A127108 35, 23, 15, 6, 6, 6; %e A127108 15, 7, 7, 7, 7, 7, 7; %e A127108 49, 34, 20, 20, 8, 8, 8, 8; %e A127108 34, 21, 21, 9, 9, 9, 9, 9, 9; %e A127108 55, 37, 25, 25, 25, 10, 10, 10, 10, 10; %e A127108 ... %Y A127108 Cf. A060640, A001001, A126988, A127093, A000203, A127094, A123229, A127096, A127098, A127099. %K A127108 nonn,tabl %O A127108 0,2 %A A127108 _Gary W. Adamson_, Jan 05 2007, Jul 27 2008 %E A127108 Edited by _N. J. A. Sloane_, Aug 13 2008 at the suggestion of _R. J. Mathar_