Odd primes generated recursively: a(1) = 3, a(n) = Min {p is prime; p divides Q+2}, where Q is the product of previous terms in the sequence.

A125045

Odd primes generated recursively: a(1) = 3, a(n) = Min {p is prime; p divides Q+2}, where Q is the product of previous terms in the sequence.

Terms

    a(0) =3a(1) =5a(2) =17a(3) =257a(4) =65537a(5) =641a(6) =7a(7) =318811a(8) =19a(9) =1747a(10) =12791a(11) =73a(12) =90679a(13) =67a(14) =59a(15) =113a(16) =13a(17) =41a(18) =47a(19) =151a(20) =131a(22) =20921a(25) =283a(26) =1063a(27) =3027041a(28) =29a(30) =154351a(31) =89

External references