Numbers n that are primitive solutions to n^2 = a^2 + b^2 + c^2 (a,b,c > 0).

Terms

a(0) =3a(1) =7a(2) =9a(3) =11a(4) =13a(5) =15a(6) =17a(7) =19a(8) =21a(9) =23a(10) =25a(11) =27a(12) =29a(13) =31a(14) =33a(15) =35a(16) =37a(17) =39a(18) =41a(19) =43a(20) =45a(21) =47a(22) =49a(23) =51a(24) =53a(25) =55a(26) =57a(27) =59a(28) =61a(29) =63