Number of ways to write n as an ordered sum of 9 nonzero triangular numbers.

Terms

a(0) =1a(1) =0a(2) =9a(3) =0a(4) =36a(5) =9a(6) =84a(7) =72a(8) =126a(9) =261a(10) =162a(11) =576a(12) =336a(13) =882a(14) =873a(15) =1092a(16) =1845a(17) =1386a(18) =3061a(19) =2160a(20) =4167a(21) =3957a(22) =4860a(23) =6948a(24) =5580a(25) =10287a(26) =7812a(27) =12777a(28) =12276a(29) =14634