Primes of the form 2^a * 3^b * 5^c + 1 for positive a, b, c.

Terms

a(0) =31a(1) =61a(2) =151a(3) =181a(4) =241a(5) =271a(6) =541a(7) =601a(8) =751a(9) =811a(10) =1201a(11) =1621a(12) =1801a(13) =2161a(14) =2251a(15) =3001a(16) =4051a(17) =4801a(18) =4861a(19) =6481a(20) =7681a(21) =8101a(22) =8641a(23) =9001a(24) =9601a(25) =9721a(26) =11251a(27) =14401a(28) =15361a(29) =19441