A201600 Primes of the form 6n^2 + 5.

5, 11, 29, 59, 101, 389, 491, 1019, 1181, 1949, 2909, 3461, 5051, 8219, 8669, 10091, 10589, 11621, 13259, 13829, 14411, 16229, 23819, 26141, 27749, 28571, 39371, 44381, 50789, 51899, 61211, 63659, 64901, 67421, 68699, 75269, 82139

Offset: 1

Author

Vincenzo Librandi, Dec 03 2011

Keywords

• nonn
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..5000

Programs

Magma

[a: n in [0..600] | IsPrime(a) where a is 6*n^2+5];

Mathematica

Select[Table[6n^2+5,{n,0,800}],PrimeQ]