A031916 a(n) = prime(9*n-7).

3, 31, 71, 109, 163, 211, 263, 313, 373, 431, 479, 547, 601, 653, 719, 773, 839, 907, 971, 1031, 1091, 1153, 1223, 1289, 1361, 1433, 1487, 1553, 1609, 1669, 1747, 1823, 1889, 1979, 2029, 2099, 2161, 2251, 2311, 2381, 2441, 2539, 2617

Offset: 1

Author

Jeff Burch

Keywords

• nonn

Links

• Ivan Panchenko, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A000040, A031915, A031917.

Programs

Magma

[ NthPrime(9*n-7): n in [1..1000] ]; // Vincenzo Librandi, Apr 09 2011

Mathematica

Prime[9*Range[60]-7] (* G. C. Greubel, Feb 18 2024 *)

SageMath

[nth_prime(9*n-7) for n in range(1,61)] # G. C. Greubel, Feb 18 2024