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A100479 Prime(2n-1) + prime(2n). 1
5, 12, 24, 36, 52, 68, 84, 100, 120, 138, 152, 172, 198, 210, 222, 258, 276, 300, 320, 340, 360, 384, 396, 434, 456, 472, 492, 520, 540, 558, 576, 618, 630, 668, 696, 712, 740, 762, 786, 810, 840, 864, 882, 906, 924, 946, 978, 1002, 1030, 1064, 1104, 1132 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..52.

C. Caldwell The first 1000 primes.

FORMULA

a(n)=A001043(2n-1). [From R. J. Mathar, Apr 20 2009]

EXAMPLE

a(1) = 5 = 2 + 3 = prime (1) + prime (2).

a(2) = 12 = 5 + 7 = prime (3) + prime (4).

a(3) = 24 = 11 + 13 = prime (5) + prime (6)......

MAPLE

A100479:=proc(q)

local n;

for n from 1 by 2 to q do print(ithprime(n)+ithprime(n+1)); od; end:

A100479(100); # Paolo P. Lava, May 29 2012

MATHEMATICA

Total/@Partition[Prime[Range[110]], 2] (* Harvey P. Dale, Apr 20 2016 *)

CROSSREFS

Cf. A000040.

Sequence in context: A023172 A270681 A212540 * A018806 A101425 A191831

Adjacent sequences:  A100476 A100477 A100478 * A100480 A100481 A100482

KEYWORD

nonn

AUTHOR

Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Nov 22 2004

STATUS

approved

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Last modified December 6 03:18 EST 2016. Contains 278772 sequences.