Number of partitions of [n] whose blocks are ordered with increasing least elements and where block i (except possibly the last) has size at least i.
A362637
Number of partitions of [n] whose blocks are ordered with increasing least elements and where block i (except possibly the last) has size at least i.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =4a(4) =10a(5) =30a(6) =96a(7) =323a(8) =1184a(9) =4784a(10) =20708a(11) =93073a(12) =431004a(13) =2080610a(14) =10615276a(15) =57291063a(16) =322921896a(17) =1871715144a(18) =11065738360a(19) =66843918825a(20) =415837464280
External references
- oeis: A362637