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Search: id:A083299
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A083299 (4*6^n+(-4)^n)/5. +0
3
1, 4, 32, 160, 1088, 6016, 38144, 220672, 1356800, 8009728, 48582656, 289398784, 1744781312, 10435133440, 62745018368, 375933239296, 2257746919424, 13537891581952, 81261709230080, 487432816427008, 2925146654375936 (list; graph; listen)
OFFSET

0,2

COMMENT

Binomial transform of A083222

FORMULA

a(n)=(4*6^n+(-4)^n)/5 G.f. (1+2x)/((1-6x)(1+4x)) E.g.f. (4exp(6x)+exp(-4x))/5

CROSSREFS

Cf. A083300.

Sequence in context: A123854 A112850 A113154 this_sequence A018215 A099133 A043018

Adjacent sequences: A083296 A083297 A083298 this_sequence A083300 A083301 A083302

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Apr 24 2003

page 1

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Last modified July 6 17:22 EDT 2008. Contains 140988 sequences.


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