Numbers that are palindromes in primorial base.

Terms

a(0) =0a(1) =1a(2) =3a(3) =7a(4) =9a(5) =11a(6) =31a(7) =39a(8) =47a(9) =211a(10) =217a(11) =223a(12) =229a(13) =235a(14) =243a(15) =249a(16) =255a(17) =261a(18) =267a(19) =275a(20) =281a(21) =287a(22) =293a(23) =299a(24) =2311a(25) =2347a(26) =2383a(27) =2419a(28) =2455a(29) =2523