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 A220503 #12 Jan 22 2013 12:32:01 %S A220503 26,1820,39546,494702,4474756,32347380,198063060,1065041120, %T A220503 5155845968,22871059718,94204920680,363981624370,1329826483453, %U A220503 4624153352104,15385030362884,49194117590072,151738308808580,452922550115880,1311857021146256 %N A220503 spt(13n+6) where spt(n) = A092269(n). %C A220503 a(n) is divisible by 13 (see A220513). %H A220503 G. E. Andrews, <a href="http://www.math.psu.edu/vstein/alg/antheory/preprint/andrews/17.pdf">The number of smallest parts in the partitions of n</a> %F A220503 a(n) = A092269(A186113(n)). %Y A220503 Cf. A092269, A186113, A213256, A220485, A220502, A220513. %K A220503 nonn %O A220503 0,1 %A A220503 _Omar E. Pol_, Jan 18 2013