|
| |
|
|
A092163
|
|
Prime(2n) + prime(2n+1).
|
|
0
| |
|
|
8, 18, 30, 42, 60, 78, 90, 112, 128, 144, 162, 186, 204, 216, 240, 268, 288, 308, 330, 352, 372, 390, 410, 450, 462, 480, 508, 532, 548, 564, 600, 624, 648, 684, 702, 726, 752, 772, 798, 828, 852, 872, 892, 918, 930, 966, 990, 1012, 1044, 1088, 1120, 1140
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,1
|
|
|
FORMULA
| a(n)= A001043(2*n). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 20 2009]
|
|
|
EXAMPLE
| a(1) = 8 because p(2)= 3 and p(3) = 5.
a(2) = 18 because p(4)= 7 and p(5) = 11.
a(3) = 30 because p(6)= 13 and p(7) = 17.
|
|
|
MATHEMATICA
| Table[ Prime[2n] + Prime[2n + 1], {n, 50}] (from Robert G. Wilson v Apr 22 2004)
|
|
|
CROSSREFS
| Cf. A000040.
Sequence in context: A017365 A084394 A085248 * A100592 A028563 A171523
Adjacent sequences: A092160 A092161 A092162 * A092164 A092165 A092166
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Mar 31 2004
|
|
|
EXTENSIONS
| More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Apr 22 2004
|
| |
|
|
