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A072055 2*prime(n)+1. 9
5, 7, 11, 15, 23, 27, 35, 39, 47, 59, 63, 75, 83, 87, 95, 107, 119, 123, 135, 143, 147, 159, 167, 179, 195, 203, 207, 215, 219, 227, 255, 263, 275, 279, 299, 303, 315, 327, 335, 347, 359, 363, 383, 387, 395, 399, 423, 447, 455, 459, 467, 479 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n) = A089241(n)-1.

MATHEMATICA

2*Prime[Range[60]]+1  (* From Harvey P. Dale, Mar 31 2011 *)

CROSSREFS

Cf. A005385, A000040, A023592, A023590, A023589, A072059, A023595, A072060, A072056, A072057, A072058.

Sequence in context: A073088 A054059 A072058 * A189320 A164316 A107448

Adjacent sequences:  A072052 A072053 A072054 * A072056 A072057 A072058

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jun 11 2002

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Last modified February 13 15:49 EST 2012. Contains 205521 sequences.