Squares not divisible by 10 with digits d_1, d_2, ... d_k such that d_1^2 + ... + d_k^2 is a square.

A254959

Squares not divisible by 10 with digits d_1, d_2, ... d_k such that d_1^2 + ... + d_k^2 is a square.

Terms

    a(0) =1a(1) =4a(2) =9a(3) =676a(4) =841a(5) =1444a(6) =4225a(7) =24025a(8) =42025a(9) =42436a(10) =43264a(11) =66049a(12) =109561a(13) =119716a(14) =155236a(15) =239121a(16) =244036a(17) =248004a(18) =252004a(19) =335241a(20) =355216a(21) =362404a(22) =373321a(23) =643204a(24) =664225a(25) =703921a(26) =717409a(27) =751689a(28) =790321a(29) =802816

External references