Numbers k such that k^2+4, k^2+8, and k^2+10 are prime.

Terms

a(0) =3a(1) =57a(2) =1203a(3) =2307a(4) =3837a(5) =3843a(6) =4227a(7) =4257a(8) =5277a(9) =7053a(10) =7473a(11) =9933a(12) =10893a(13) =11487a(14) =12603a(15) =23223a(16) =32397a(17) =44037a(18) =44517a(19) =46893a(20) =48327a(21) =48693a(22) =52083a(23) =52923a(24) =54813a(25) =55647a(26) =61827a(27) =61977a(28) =62493a(29) =71733