Number of ways to write n as a nonnegative linear combination of an integer composition of n.
A364908
Number of ways to write n as a nonnegative linear combination of an integer composition of n.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =15a(4) =70a(5) =314a(6) =1542a(7) =7428a(8) =36860a(9) =182911a(10) =917188a(11) =4612480a(12) =23323662a(13) =118273428a(14) =601762636a(15) =3069070533a(16) =15689123386a(17) =80356953555a(18) =412300910566
External references
- oeis: A364908