Total number of blocks in all set partitions of strict integer partitions of n.

Terms

a(0) =0a(1) =1a(2) =1a(3) =4a(4) =4a(5) =7a(6) =17a(7) =20a(8) =30a(9) =43a(10) =90a(11) =103a(12) =160a(13) =210a(14) =304a(15) =515a(16) =646a(17) =894a(18) =1223a(19) =1659a(20) =2176a(21) =3484a(22) =4226a(23) =5873a(24) =7638a(25) =10335a(26) =13150a(27) =17695a(28) =24974a(29) =31394