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1,1
Table of n, a(n) for n=1..52.
C. Caldwell The first 1000 primes.
a(n)=A001043(2n-1). [From R. J. Mathar, Apr 20 2009]
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)......
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
Cf. A000040.
Sequence in context: A066869 A023172 A212540 * A018806 A191831 A188182
Adjacent sequences: A100476 A100477 A100478 * A100480 A100481 A100482
nonn
Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Nov 22 2004
approved