Primorial -1 primes: primes p such that -1 + product of primes up to p is prime.

A006794

Primorial -1 primes: primes p such that -1 + product of primes up to p is prime.

Terms

    a(0) =3a(1) =5a(2) =11a(3) =13a(4) =41a(5) =89a(6) =317a(7) =337a(8) =991a(9) =1873a(10) =2053a(11) =2377a(12) =4093a(13) =4297a(14) =4583a(15) =6569a(16) =13033a(17) =15877a(18) =843301a(19) =1098133a(20) =3267113a(21) =4778027a(22) =6354977a(23) =6533299

External references