Number of partitions of n^2 into squares not greater than n.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =5a(5) =7a(6) =10a(7) =13a(8) =17a(9) =108a(10) =159a(11) =228a(12) =317a(13) =430a(14) =572a(15) =748a(16) =5753a(17) =8125a(18) =11266a(19) =15376a(20) =20672a(21) =27430a(22) =35942a(23) =46575a(24) =59717a(25) =523905a(26) =708028a(27) =946875a(28) =1253880a(29) =1645224