Numbers that are divisible only by primes congruent to 2 mod 3.

Terms

a(0) =1a(1) =2a(2) =4a(3) =5a(4) =8a(5) =10a(6) =11a(7) =16a(8) =17a(9) =20a(10) =22a(11) =23a(12) =25a(13) =29a(14) =32a(15) =34a(16) =40a(17) =41a(18) =44a(19) =46a(20) =47a(21) =50a(22) =53a(23) =55a(24) =58a(25) =59a(26) =64a(27) =68a(28) =71a(29) =80