Number of sets of exactly n positive integers <= n+10 having a square element sum.

Terms

a(0) =1a(1) =3a(2) =9a(3) =33a(4) =93a(5) =242a(6) =568a(7) =1237a(8) =2532a(9) =4905a(10) =9071a(11) =16113a(12) =27654a(13) =45997a(14) =74388a(15) =117408a(16) =181271a(17) =274163a(18) =407066a(19) =594568a(20) =855087a(21) =1211979a(22) =1695785a(23) =2344564a(24) =3204123a(25) =4332497a(26) =5802690a(27) =7699864a(28) =10126446a(29) =13212343