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A110480 Numbers n such that (n^2+6)/5 is prime. 2
2, 3, 7, 17, 23, 47, 53, 77, 133, 143, 157, 173, 193, 203, 217, 233, 247, 343, 347, 353, 373, 383, 427, 443, 457, 493, 527, 577, 583, 707, 767, 817, 823, 847, 857, 893, 907, 973, 1003, 1067, 1117, 1127, 1153, 1193, 1207, 1223, 1243, 1253, 1277, 1333, 1397 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n) = Sqrt(A110481(n)).

CROSSREFS

Cf. A110481, A110482.

Sequence in context: A040141 A019335 A113425 * A083822 A030086 A078721

Adjacent sequences:  A110477 A110478 A110479 * A110481 A110482 A110483

KEYWORD

nonn

AUTHOR

Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Sep 09 2005

EXTENSIONS

Corrected and extended by Rick L. Shepherd (rshepherd2(AT)hotmail.com) and Ray Chandler (rayjchandler(AT)sbcglobal.net), Sep 12 2005

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Last modified February 17 04:33 EST 2012. Contains 205978 sequences.