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A014483 Expansion of (1+2x)/(1-2x)^4. +0
3
1, 10, 56, 240, 880, 2912, 8960, 26112, 72960, 197120, 518144, 1331200, 3354624, 8314880, 20316160, 49020928, 116981760, 276430848, 647495680, 1504706560, 3471835136, 7958691840, 18136170496 (list; graph; listen)
OFFSET

0,2

FORMULA

a(n)=2^n*A000330(n+1). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 23 2008]

CROSSREFS

Cf. A087076, A058645.

Sequence in context: A035040 A002889 A055911 this_sequence A087076 A116971 A034195

Adjacent sequences: A014480 A014481 A014482 this_sequence A014484 A014485 A014486

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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