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A131733 Primes (A000040) - odds (A005408). 2
1, 0, 0, 0, 2, 2, 4, 4, 6, 10, 10, 14, 16, 16, 18, 22, 26, 26, 30, 32, 32, 36, 38, 42, 48, 50, 50, 52, 52, 54, 66, 68, 72, 72, 80, 80, 84, 88, 90, 94, 98, 98, 106, 106, 108, 108, 118, 128, 130, 130, 132, 136, 136, 144, 148, 152, 156, 156, 160, 162, 162, 170 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

Table of n, a(n) for n=1..62.

FORMULA

a(n) = A000040(n)-2n+1.

MAPLE

A131733 := proc(n) ithprime(n)-2*n+1 ; end proc: # R. J. Mathar, Jul 10 2011

MATHEMATICA

With[{nn=70}, Prime[Range[nn]]-Range[1, 2nn, 2]] (* Harvey P. Dale, Jun 12 2013 *)

CROSSREFS

Sequence in context: A045674 A143483 A192326 * A128745 A188524 A126064

Adjacent sequences:  A131730 A131731 A131732 * A131734 A131735 A131736

KEYWORD

nonn,easy

AUTHOR

Paul Curtz, Sep 17 2007

STATUS

approved

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Last modified April 24 01:35 EDT 2014. Contains 240947 sequences.