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A062798 Inverse Moebius transform of central binomial coefficients f[x]=C(c,[x/2])=A001405[x]. 0
1, 3, 4, 9, 11, 26, 36, 79, 130, 265, 463, 956, 1717, 3470, 6449, 12949, 24311, 48772, 92379, 185027, 352755, 705897, 1352079, 2705182, 5200311, 10402319, 20058430, 40120076, 77558761, 155124243, 300540196, 601093339, 1166803576, 2333630533 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..33.

FORMULA

a(n)=Sum{C(d, [d/2])}, d|n and C(d, [d/2])=A001405[d].

EXAMPLE

n=9, divisors={1,3,9} a(9)=C[1,0]+C[3,1]+C[9,4]=1+3+126=130

CROSSREFS

A001405.

Sequence in context: A023420 A004657 A054075 * A327060 A270817 A182828

Adjacent sequences:  A062795 A062796 A062797 * A062799 A062800 A062801

KEYWORD

nonn

AUTHOR

Labos Elemer, Jul 19 2001

STATUS

approved

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Last modified October 17 10:03 EDT 2019. Contains 328107 sequences. (Running on oeis4.)