A033234 Primes of form x^2+53*y^2.

53, 89, 197, 293, 541, 577, 653, 673, 733, 857, 877, 929, 941, 953, 1153, 1289, 1301, 1361, 1733, 1901, 1933, 2029, 2237, 2269, 2357, 2437, 2593, 2621, 2633, 2741, 2749, 2969, 3089, 3181, 3449, 3461

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, 53, 10000] (* see A106856 *)