Numbers k such that 22*k+1 is a square.

Terms

a(0) =0a(1) =20a(2) =24a(3) =84a(4) =92a(5) =192a(6) =204a(7) =344a(8) =360a(9) =540a(10) =560a(11) =780a(12) =804a(13) =1064a(14) =1092a(15) =1392a(16) =1424a(17) =1764a(18) =1800a(19) =2180a(20) =2220a(21) =2640a(22) =2684a(23) =3144a(24) =3192a(25) =3692a(26) =3744a(27) =4284a(28) =4340a(29) =4920