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A155599 8^n-2^n+1^n 34
1, 7, 61, 505, 4081, 32737, 262081, 2097025, 16776961, 134217217, 1073740801, 8589932545, 68719472641, 549755805697, 4398046494721, 35184372056065, 281474976645121, 2251799813554177, 18014398509219841, 144115188075331585 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

Index entries for sequences related to linear recurrences with constant coefficients, signature (11,-26,16).

FORMULA

G.f.: 1/(1-8*x)-1/(1-2*x)+1/(1-x). E.g.f.: e^(8*x)-e^(2*x)+e^x.

a(n)=10*a(n-1)-16*a(n-2)+7 with a(0)=1, a(1)=7 [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Jul 21 2010]

CROSSREFS

Cf. A074501, A020515, A155588, A155590, A155592, A155593, A155594, A155596, A155597, A155598

Sequence in context: A129079 A135165 A164943 * A104093 A015572 A066443

Adjacent sequences:  A155596 A155597 A155598 * A155600 A155601 A155602

KEYWORD

nonn,easy

AUTHOR

Mohammad K. Azarian (azarian(AT)evansville.edu), Jan 25 2009

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Last modified February 16 21:51 EST 2012. Contains 205978 sequences.