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 A211030 #16 Apr 26 2012 11:22:56 %S A211030 1,2,4,5,6,9,10,11,12,14,16,20,21,22,23,24,25,27,30,35,36,37,38,39,40, %T A211030 41,42,44,46,48,50,54,57,60,66,67,68,69,70,71,72,73,74,75,76,77,79,81, %U A211030 84,86,91,94,98,105,106,107,108,109,110,111,112,113,114 %N A211030 Sum of all parts in the structure of the shell model of partitions of A135010 after n-th stage. %C A211030 This sequence shows the growth of the shell model of A135010 step by step. At stage n one part of size A135010(n) is added to the structure. %e A211030 Written as a triangle begins: %e A211030 1; %e A211030 2, 4; %e A211030 5, 6, 9; %e A211030 10,11,12,14,16,20; %e A211030 21,22,23,24,25,27,30,35; %e A211030 36,37,38,39,40,41,42,44,46,48,50,54,57,60,66; %e A211030 67,68,69,70,71,72,73,74,75,76,77,79,81,84,86,91,94,98,105; %Y A211030 Partial sums of A135010. Row j has length A138137(j). Right border give A066186. %Y A211030 Cf. A211025, A182703, A206437. %K A211030 nonn,tabf %O A211030 1,2 %A A211030 _Omar E. Pol_, Apr 25 2012