Smallest prime p such that M(n)^2+p*M(n)-1 is prime with M(n)= Mersenne primes =A000668(n).

A139430

Smallest prime p such that M(n)^2+p*M(n)-1 is prime with M(n)= Mersenne primes =A000668(n).

Terms

    a(0) =3a(1) =5a(2) =11a(3) =5a(4) =11a(5) =11a(6) =17a(7) =19a(8) =23a(9) =97a(10) =127a(11) =1009a(12) =167a(13) =269a(14) =953a(15) =479a(16) =3307a(17) =1453a(18) =37507a(19) =2357a(20) =599a(21) =17669a(22) =5527a(23) =3191a(24) =3251a(25) =70249a(26) =147773

External references