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Search: id:A057819
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A057819 a(0)=4, a(1)=9, a(n)=4a(n-1)-a(n-2). +0
1
4, 9, 32, 119, 444, 1657, 6184, 23079, 86132, 321449, 1199664, 4477207, 16709164, 62359449, 232728632, 868555079, 3241491684, 12097411657, 45148154944, 168495208119, 628832677532, 2346835502009, 8758509330504, 32687201820007 (list; graph; listen)
OFFSET

0,1
LINKS

Tanya Khovanova, Recursive Sequences

CROSSREFS

Adjacent sequences: A057816 A057817 A057818 this_sequence A057820 A057821 A057822

Sequence in context: A071378 A053192 A005985 this_sequence A129196 A119574 A006393

KEYWORD

nonn

AUTHOR

njas, Nov 09 2000

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.

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