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A164582 a(n)=5*a(n - 1) - a(n - 2), with a(1)=2, a(2)=3. 0
2, 3, 13, 62, 297, 1423, 6818, 32667, 156517, 749918, 3593073, 17215447, 82484162, 395205363, 1893542653, 9072507902, 43468996857, 208272476383, 997893385058, 4781194448907, 22908078859477, 109759199848478, 525887920382913, 2519680402066087 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Index to linear recurrences with constant coefficients

FORMULA

a(n)=5*a(n-1)-a(n-2) = 2*A004254(n)-7*A004254(n-1). G.f.: x*(2-7*x)/(1-5*x+x^2).

CROSSREFS

Sequence in context: A105050 A184179 A100102 * A068945 A061912 A013167

Adjacent sequences:  A164579 A164580 A164581 * A164583 A164584 A164585

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Aug 17 2009

EXTENSIONS

Extended by R. J. Mathar (mathar(AT)strw.leidenuiv.nl), Aug 19 2009

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Last modified February 17 14:50 EST 2012. Contains 206050 sequences.