Number of 6-compositions.

Terms

a(0) =1a(1) =6a(2) =57a(3) =524a(4) =4803a(5) =44022a(6) =403495a(7) =3698352a(8) =33898338a(9) =310705224a(10) =2847860436a(11) =26102905368a(12) =239253883390