Squares in A353729.

Terms

a(0) =1a(1) =4a(2) =9a(3) =324a(4) =1444a(5) =26244a(6) =114244a(7) =116964a(8) =191844a(9) =213444a(10) =311364a(11) =412164a(12) =777924a(13) =2196324a(14) =3392964a(15) =6441444a(16) =11142244a(17) =13264164a(18) =16499844a(19) =21734244a(20) =23213124a(21) =23444964a(22) =24621444a(23) =26193924a(24) =27436644a(25) =36216324a(26) =44116164a(27) =47361924a(28) =61121124a(29) =61496964