Total capacity of unrestricted compositions of n.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =6a(6) =24a(7) =79a(8) =233a(9) =640a(10) =1674a(11) =4224a(12) =10370a(13) =24912a(14) =58800a(15) =136767a(16) =314201a(17) =714209a(18) =1608604a(19) =3594007a(20) =7973108a(21) =17576844a(22) =38531060a(23) =84040238a(24) =182467033a(25) =394537387a(26) =849885436a(27) =1824495630a(28) =3904453264a(29) =8331493468