Primes associated with A066042.

Terms

a(0) =2a(1) =37a(2) =2a(3) =2a(4) =571a(5) =47a(6) =3a(7) =3a(8) =103a(9) =61a(10) =113a(11) =97a(12) =797a(13) =41893a(14) =499a(15) =109a(16) =701a(17) =997a(18) =1231a(19) =47a(20) =1801a(21) =557a(22) =1129a(23) =7481a(24) =15731a(25) =32579a(26) =491a(27) =257a(28) =23a(29) =24551