Number of compositions of n where the smallest part is greater than or equal to the number of parts.
A098131
Number of compositions of n where the smallest part is greater than or equal to the number of parts.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =4a(7) =5a(8) =6a(9) =8a(10) =11a(11) =15a(12) =20a(13) =26a(14) =33a(15) =41a(16) =51a(17) =64a(18) =81a(19) =103a(20) =131a(21) =166a(22) =209a(23) =261a(24) =323a(25) =397a(26) =486a(27) =594a(28) =726a(29) =888
External references
- oeis: A098131