Number of partitions of n into parts of sorts {1, 2, ... } which are introduced in ascending order.

A258466

Number of partitions of n into parts of sorts {1, 2, ... } which are introduced in ascending order.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =8a(4) =25a(5) =82a(6) =307a(7) =1256a(8) =5688a(9) =28044a(10) =149598a(11) =855811a(12) =5217604a(13) =33711592a(14) =229798958a(15) =1646312694a(16) =12355368849a(17) =96861178984a(18) =791258781708

External references