Number of partitions of n into at most 1^2 copy of 1, 2^2 copies of 2, 3^2 copies of 3, ... .

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =4a(6) =6a(7) =8a(8) =11a(9) =15a(10) =19a(11) =25a(12) =34a(13) =43a(14) =55a(15) =71a(16) =90a(17) =113a(18) =143a(19) =178a(20) =222a(21) =276a(22) =340a(23) =418a(24) =515a(25) =628a(26) =765a(27) =931a(28) =1128a(29) =1362