Positive numbers y such that y^2 is of the form x^2+(x+343)^2 with integer x.

Terms

a(0) =245a(1) =265a(2) =287a(3) =343a(4) =427a(5) =493a(6) =637a(7) =833a(8) =1097a(9) =1295a(10) =1715a(11) =2275a(12) =2693a(13) =3577a(14) =4753a(15) =6317a(16) =7483a(17) =9947a(18) =13223a(19) =15665a(20) =20825a(21) =27685a(22) =36805a(23) =43603a(24) =57967a(25) =77063a(26) =91297a(27) =121373a(28) =161357a(29) =214513