Lexicographically first sequence of positive squares, no two or more of which sum to a square.

A305884

Lexicographically first sequence of positive squares, no two or more of which sum to a square.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =4a(4) =16a(5) =25a(6) =25a(7) =324a(8) =841a(9) =1849a(10) =2601a(11) =14884a(12) =18769a(13) =103041a(14) =292681a(15) =774400a(16) =3400336a(17) =13307904a(18) =34892649a(19) =179399236a(20) =582643044a(21) =2008473856a(22) =4369606609a(23) =22833627664a(24) =67113119844a(25) =251608579236

External references