Primes p such that p^2 = pi(x^3) + pi(y^3) for some positive integers x and y, where pi(m) denotes the number of primes not exceeding m.
A262730
Primes p such that p^2 = pi(x^3) + pi(y^3) for some positive integers x and y, where pi(m) denotes the number of primes not exceeding m.
Terms
- a(0) =2a(1) =3a(2) =23a(3) =83a(4) =199a(5) =331a(6) =487a(7) =1069a(8) =1289a(9) =1697a(10) =2467a(11) =3463a(12) =3617a(13) =3733a(14) =5153a(15) =5449a(16) =6221a(17) =9203a(18) =9811a(19) =9967a(20) =12473a(21) =13883a(22) =14723a(23) =15791a(24) =16001a(25) =18919a(26) =33589a(27) =33827a(28) =46093a(29) =58321
External references
- oeis: A262730