Number of square multiset partitions of integer partitions of n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =2a(6) =4a(7) =5a(8) =9a(9) =12a(10) =18a(11) =24a(12) =36a(13) =48a(14) =69a(15) =97a(16) =139a(17) =196a(18) =283a(19) =402a(20) =576a(21) =819a(22) =1161a(23) =1635a(24) =2301a(25) =3209a(26) =4469a(27) =6193a(28) =8571a(29) =11812