A101615 - OEIS

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A101615

Number of representations of n as a sum of the Jacobsthal numbers A078008 (2 is allowed twice as a part).

1, 1, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2

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OFFSET

0,3

COMMENTS

Partial sums are A101616.

LINKS

Table of n, a(n) for n=0..50.

FORMULA

G.f.: Product{k>=0, 1+x^A078008(k)}/2

CROSSREFS

Cf. A026465.

Sequence in context: A101598 A342461 A157129 * A246359 A328114 A343504

Adjacent sequences: A101612 A101613 A101614 * A101616 A101617 A101618

KEYWORD

easy,nonn

AUTHOR

Paul Barry, Dec 09 2004

STATUS

approved