A033257 Primes of form x^2+89*y^2.

89, 233, 797, 997, 1201, 1433, 1877, 2153, 2381, 2393, 2549, 2801, 2917, 2957, 3229, 3253, 3301, 3373, 3449, 3733, 3989, 4397, 4673, 4937, 5261, 5273, 5393, 5413, 5657, 5701, 5981

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• easy

References

• David A. Cox, "Primes of the Form x^2 + n y^2", Wiley, 1989.

Links

• Vincenzo Librandi and Ray Chandler, Table of n, a(n) for n = 1..10000 [First 1000 terms from Vincenzo Librandi]
• N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references)

Programs

Mathematica

QuadPrimes2[1, 0, 89, 10000] (* see A106856 *)