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 A237272 #10 Feb 24 2014 18:18:48 %S A237272 0,0,0,3,9,27,83,211,522,1222,2874,6496,14593,32185,70423,153024, %T A237272 330195,708933,1514821,3224134,6836547,14455648,30475210,64096487, %U A237272 134493519,281642590,588642240,1228160742,2558300338,5321065857,11051923912,22925167566 %N A237272 Number of overcompositions of n that contain at least two parts in increasing order and that contain at least one overlined part. %C A237272 Number of overcompositions of n minus the number of overpartitions of n plus the number of partitions of n minus the number of compositions of n. %F A237272 a(n) = A236002(n) - A015128(n) + A000041(n) - A011782(n) = A236002(n) - A230441(n) - A011782(n) = A237045(n) - A056823(n). %Y A237272 Cf. A000041, A011782, A015128, A056823, A230441, A236002, A236633, A237044, A237045. %K A237272 nonn %O A237272 0,4 %A A237272 _Omar E. Pol_, Feb 09 2014