p-INVERT of the odd positive integers, where p(S) = 1 - S^3.

Terms

a(0) =0a(1) =0a(2) =1a(3) =9a(4) =42a(5) =139a(6) =381a(7) =984a(8) =2685a(9) =8061a(10) =25434a(11) =79695a(12) =242577a(13) =721584a(14) =2131785a(15) =6333633a(16) =18984618a(17) =57194883a(18) =172319157a(19) =517851144a(20) =1552599333a(21) =4651054101a(22) =13939132698a(23) =41810229351a(24) =125475990057a(25) =376585031520