Array read by rows: row n consists of the numbers k such that k^2 + (sum of n-th powers of the digits of k^2) is a square.

A360424

Array read by rows: row n consists of the numbers k such that k^2 + (sum of n-th powers of the digits of k^2) is a square.

Terms

    a(0) =0a(1) =0a(2) =6a(3) =0a(4) =0a(5) =89a(6) =137a(7) =6985a(8) =0a(9) =3072a(10) =0a(11) =68a(12) =8346a(13) =213202a(14) =470102a(15) =540674a(16) =1014879a(17) =0a(18) =106329a(19) =0a(20) =37941a(21) =1582656a(22) =9244855a(23) =45046529a(24) =0a(25) =1239a(26) =5496a(27) =14247a(28) =490065

External references