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A074620 a(n) = 6^n + 8^n. 0
2, 14, 100, 728, 5392, 40544, 308800, 2377088, 18456832, 144295424, 1134208000, 8952731648, 70896259072, 562816507904, 4476410675200, 35654557073408, 284296086618112, 2268726473129984, 18115958466150400, 144724547815866368 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
FORMULA
From Mohammad K. Azarian, Jan 11 2009: (Start)
G.f.: 1/(1-6*x) + 1/(1-8*x).
E.g.f.: e^(6*x) + e^(8*x). (End)
a(n) = 14*a(n-1) - 48*a(n-2) with a(0)=2, a(1)=14. - Vincenzo Librandi, Jul 21 2010
MATHEMATICA
Table[6^n + 8^n, {n, 0, 20}]
LinearRecurrence[{14, -48}, {2, 14}, 30] (* Harvey P. Dale, Oct 07 2013 *)
CROSSREFS
Sequence in context: A158811 A198280 A360319 * A185010 A144277 A037726
KEYWORD
easy,nonn
AUTHOR
Robert G. Wilson v, Aug 26 2002
STATUS
approved

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Last modified March 19 01:22 EDT 2024. Contains 370952 sequences. (Running on oeis4.)