Numbers k such that phi(k) == 2 (mod 12), where phi is the Euler totient function (A000010).

Terms

a(0) =3a(1) =4a(2) =6a(3) =121a(4) =242a(5) =529a(6) =1058a(7) =2209a(8) =3481a(9) =4418a(10) =5041a(11) =6889a(12) =6962a(13) =10082a(14) =11449a(15) =13778a(16) =14641a(17) =17161a(18) =22898a(19) =27889a(20) =29282a(21) =32041a(22) =34322a(23) =36481a(24) =51529a(25) =55778a(26) =57121a(27) =63001a(28) =64082a(29) =69169