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A027418 Duplicate of A035508. 0
0, 2, 7, 20, 54, 143, 376, 986, 2583, 6764, 17710, 46367, 121392, 317810 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..14.

CROSSREFS

Bisection of A000071 and A007492. Pairwise sums of A059840.

Sequence in context: A050532 A050513 A128183 * A035508 A018033 A000149

Adjacent sequences:  A027415 A027416 A027417 * A027419 A027420 A027421

KEYWORD

dead

STATUS

approved

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Last modified December 4 05:11 EST 2016. Contains 278748 sequences.