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A182346 Primes of the form n^4 + 6. 0
7, 631, 279847, 4879687, 12117367, 20151127, 28398247, 62742247, 68574967, 81450631, 174900631, 1330863367, 1698181687, 3373402567, 3722098087, 4499860567, 5719140631, 9354951847, 16610312167, 18141126727 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..20.

EXAMPLE

7 = 1^4 + 6; 631 = 5^4 + 6.

MAPLE

# choose N large, then S is the desired set

f:=n->n^4 + 6:

S:={}:

for n from 0 to N do if(isprime(f(n))) then S:=S union {f(n)}: fi: od:

MATHEMATICA

Select[Range[1, 400, 2]^4+6, PrimeQ] (* Harvey P. Dale, Jan 12 2013 *)

CROSSREFS

Cf. A037896.

Sequence in context: A087772 A047942 A319033 * A333741 A175601 A246113

Adjacent sequences:  A182343 A182344 A182345 * A182347 A182348 A182349

KEYWORD

nonn

AUTHOR

Patrick Devlin, Apr 25 2012

STATUS

approved

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Last modified January 17 01:53 EST 2022. Contains 350377 sequences. (Running on oeis4.)