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A116887
Primes p that remain prime through at least 3 iterations of function f(p)=p^2+4.
+0
4
5087, 11173, 16657, 47017, 54503, 185243, 207643, 300413, 306167, 341813, 391387, 849047, 1348577, 1438223, 1502923, 1857407, 1909267, 2121737, 2161163, 2288773, 2610133, 2725157, 2744723, 2779097, 2874463, 2881327
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.
AT&T Labs Research
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