

A217499


Primes of the form 2*n^2 + 70*n + 33.


10



181, 433, 1801, 4933, 5581, 7741, 13033, 18433, 24733, 41761, 47161, 49033, 94033, 96661, 104761, 140401, 156781, 174061, 188533, 207433, 227233, 252181, 265141, 370081, 385741, 412561, 423541, 440281, 451621, 510481, 535033, 572941, 598933, 659521, 666433
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OFFSET

1,1


COMMENTS

Conjecture: 2^a(n)1 is not prime; in other words, these primes are included in A054723.


LINKS



MATHEMATICA

Select[Table[2 n^2 + 70 n + 33, {n, 600}], PrimeQ]


PROG

(Magma) [a: n in [1..600]  IsPrime(a) where a is 2*n^2+70*n+33];


CROSSREFS



KEYWORD

nonn,easy


AUTHOR



STATUS

approved



