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A002642 Numbers n such that (n^2 + n + 1)/13 is prime.
(Formerly M4606 N1131)
+0
1
9, 29, 35, 42, 48, 113, 120, 126, 152, 185, 204, 224, 237, 243, 276, 302, 308, 321, 341, 386, 399, 419, 432, 477, 503, 510, 516, 542, 549, 588, 633, 659, 666, 705, 731 (list; graph; listen)
OFFSET

1,1

REFERENCES

A. J. C. Cunningham, Binomial Factorisations, Vols. 1-9, Hodgson, London, 1923-1929; see Vol. 1, pp. 245-259.

CROSSREFS

Adjacent sequences: A002639 A002640 A002641 this_sequence A002643 A002644 A002645

Sequence in context: A041154 A024121 A044976 this_sequence A032700 A098949 A031296

KEYWORD

nonn

AUTHOR

njas

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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