Numbers k such that the smallest prime divisor of k^2+1 is 53.

Terms

a(0) =76a(1) =136a(2) =454a(3) =500a(4) =560a(5) =666a(6) =924a(7) =984a(8) =1196a(9) =1454a(10) =1514a(11) =1666a(12) =1726a(13) =2090a(14) =2196a(15) =2256a(16) =2620a(17) =2726a(18) =2786a(19) =3044a(20) =3104a(21) =3150a(22) =3210a(23) =3256a(24) =3316a(25) =3680a(26) =3786a(27) =4104a(28) =4210a(29) =4270