Positive integers whose square is the sum of 50 consecutive squares.

Terms

a(0) =245a(1) =385a(2) =495a(3) =655a(4) =795a(5) =1055a(6) =1365a(7) =2205a(8) =2855a(9) =3795a(10) =4615a(11) =6135a(12) =7945a(13) =12845a(14) =16635a(15) =22115a(16) =26895a(17) =35755a(18) =46305a(19) =74865a(20) =96955a(21) =128895a(22) =156755a(23) =208395a(24) =269885a(25) =436345a(26) =565095a(27) =751255a(28) =913635a(29) =1214615