Smallest prime p of the form prime(n)+k^2 such that sum of digits(p) = prime(n).

A178237

Smallest prime p of the form prime(n)+k^2 such that sum of digits(p) = prime(n).

Terms

    a(0) =2a(1) =3a(2) =5a(3) =7a(4) =47a(5) =157a(6) =593a(7) =919a(8) =599a(9) =66593a(10) =46687a(11) =396937a(12) =467897a(13) =467899a(14) =6969647a(15) =16499897a(16) =367488959a(17) =598095997a(18) =2977884967a(19) =4977866987a(20) =2797986889a(21) =58888728979a(22) =58987779959a(23) =679585896989

External references