Number of partitions of 4n-1 into n nonnegative integers each no greater than 8.

Terms

a(0) =0a(1) =1a(2) =4a(3) =12a(4) =31a(5) =71a(6) =147a(7) =285a(8) =519a(9) =902a(10) =1502a(11) =2417a(12) =3768a(13) =5722a(14) =8481a(15) =12310a(16) =17528a(17) =24537a(18) =33814a(19) =45949a(20) =61629a(21) =81688a(22) =107089a(23) =138979a(24) =178669a(25) =227703a(26) =287828a(27) =361075a(28) =449731a(29) =556423