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1, 17, 169, 1673, 17041, 177857, 1889209, 20310713, 220123681, 2398301297, 26219899849, 287288997353, 3152269663921, 34619601154337, 380428056656089, 4181995730925593, 45982962794141761, 505679659013280977
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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FORMULA
| G.f.: 1/(1-11*x)+1/(1-7*x)-1/(1-x). E.g.f.: e^(11*x)+e^(7*x)-e^x.
a(n)=18*a(n-1)-77*a(n-2)-60 with a(0)=1, a(1)=17 [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Jul 21 2010]
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CROSSREFS
| A155638, A155639, A155640, A155641, A155642, A155643, A155644, A155645, A155646, A155647, A155648, A155649, A155650, A155651, A155652, A155653, A155654, A155655, A155656, A155657
Sequence in context: A076458 A124299 A157688 * A121037 A023015 A022645
Adjacent sequences: A155655 A155656 A155657 * A155659 A155660 A155661
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KEYWORD
| nonn
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AUTHOR
| Mohammad K. Azarian (azarian(AT)evansville.edu), Jan 31 2009
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