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1, 7, 33, 151, 705, 3367, 16353, 80311, 397185, 1972807, 9824673, 49005271, 244672065, 1222297447, 6108298593, 30531927031, 152630937345, 763068593287, 3815084686113, 19074648589591, 95370918425025, 476847618556327
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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FORMULA
| G.f.: 1/(1-5*x)+1/(1-3*x)-1/(1-x). E.g.f.: e^(5*x)+e^(3*x)-e^x.
a(n)=8*a(n-1)-15*a(n-2)-8 with a(0)=1, a(1)=7 [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Jul 21 2010]
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CROSSREFS
| A074501, A020515, A155588, A155590, A155592, A155593, A155594, A155596, A155597, A155598, A155599, A155600, A155601, A155602
Sequence in context: A034577 A141291 A089106 * A054256 A085636 A064306
Adjacent sequences: A155600 A155601 A155602 * A155604 A155605 A155606
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KEYWORD
| nonn
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AUTHOR
| Mohammad K. Azarian (azarian(AT)evansville.edu), Jan 25 2009
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