Number of compositions of odd natural numbers into 8 parts <=n.

Terms

a(0) =0a(1) =128a(2) =3280a(3) =32768a(4) =195312a(5) =839808a(6) =2882400a(7) =8388608a(8) =21523360a(9) =50000000a(10) =107179440a(11) =214990848a(12) =407865360a(13) =737894528a(14) =1281445312a(15) =2147483648a(16) =3487878720a(17) =5509980288a(18) =8491781520a(19) =12800000000a(20) =18911429680a(21) =27437936768a(22) =39155492640a(23) =55037657088a(24) =76293945312a(25) =104413532288