Primes dividing terms of A231830.

Terms

a(0) =5a(1) =53a(2) =89a(3) =101a(4) =373a(5) =877a(6) =1109a(7) =1181a(8) =1597a(9) =1613a(10) =2029a(11) =2069a(12) =2153a(13) =2213a(14) =2381a(15) =2741a(16) =3617a(17) =4273a(18) =6529a(19) =6737a(20) =7417a(21) =7717a(22) =11321a(23) =12653a(24) =13009a(25) =13309a(26) =16829a(27) =17729a(28) =23581a(29) =23993