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Search: id:A097042
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A097042 G.f. = (G.f. for A096661)/(1 + 2 Sum_{m>=1} (-1)^m*q^(m^2)). +0
3
1, 2, 0, 4, 2, 4, 4, 8, 8, 10, 12, 16, 20, 24, 28, 36, 42, 48, 60, 72, 84, 100, 116, 136, 160, 186, 216, 252, 292, 336, 388, 448, 512, 588, 672, 768, 878, 1000, 1136, 1292, 1464, 1656, 1876, 2120, 2388, 2696, 3032, 3408, 3832, 4298, 4816, 5396, 6036, 6744, 7532, 8404 (list; graph; listen)
OFFSET

0,2

COMMENT

a(0) = 1; for n>0, a(n) = 2*A026832(n) (i.e. essentially Fine's numbers L(n) multiplied by 2).

REFERENCES

N. J. Fine, Basic Hypergeometric Series and Applications, Amer. Math. Soc., 1988; p. 56, Eq. (26.28).

CROSSREFS

Cf. A096661, A026832.

Sequence in context: A107490 A094572 A079534 this_sequence A097945 A153733 A083218

Adjacent sequences: A097039 A097040 A097041 this_sequence A097043 A097044 A097045

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Sep 15 2004

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Last modified November 24 19:42 EST 2009. Contains 167435 sequences.


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