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A028823 Numbers n such that n^2 + n + 17 is prime. 0
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 19, 21, 22, 23, 24, 26, 27, 28, 29, 30, 31, 35, 37, 38, 40, 42, 44, 45, 46, 47, 49, 53, 56, 57, 59, 60, 62, 63, 64, 70, 72, 73, 75, 76, 79, 81, 82, 86, 87, 91, 92, 95, 98, 103, 104, 108, 109, 110, 113, 114 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

LINKS

P. De Geest, Palindromic Quasi_Over_Squares of the form n^2+(n+X)

PROG

(MAGMA) [n: n in [0..1000] |IsPrime(n^2+n+17)] [From Vincenzo Librandi, Nov 19 2010]

CROSSREFS

Sequence in context: A098312 A046039 A023784 * A074739 A098314 A052057

Adjacent sequences:  A028820 A028821 A028822 * A028824 A028825 A028826

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified February 13 06:53 EST 2012. Contains 205451 sequences.