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 A117194 #3 Mar 30 2012 18:50:54 %S A117194 0,0,1,0,2,1,3,2,4,5,6,7,8,12,13,16,18,24,26,32,37,46,52,60,70,83,96, %T A117194 111,128,148,170,194,224,256,293,333,380,432,492,556,630,712,804,908, %U A117194 1025,1152,1296,1454,1632,1828,2048,2292,2560,2858,3189,3554,3959,4404 %N A117194 Number of partitions of n into distinct parts with an even rank greater than 0. %C A117194 a(n) = Sum(A117195(n,k)*(1 - k mod 2): 0<k<n) = A117192(n)-A010054(n). %K A117194 nonn %O A117194 1,5 %A A117194 _Reinhard Zumkeller_, Mar 03 2006