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2, 10, 52, 280, 1552, 8800, 50752, 296320, 1745152, 10339840, 61514752, 366991360, 2193559552, 13127802880, 78632599552, 471258726400, 2825404874752, 16943839313920, 101628676145152, 609634617917440
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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FORMULA
| G.f.: 1/(1-4*x)+1/(1-6*x). E.g.f.: e^(4*x)+e^(6*x). [From Mohammad K. Azarian (azarian(AT)evansville.edu), Jan 11 2009]
a(n)=10*a(n-1)-24*a(n-2) with a(0)=2, a(1)=10 [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Jul 21 2010]
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MATHEMATICA
| Table[4^n + 6^n, {n, 0, 25}]
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CROSSREFS
| Cf. A000051, A034472, A052539, A034474, A062394, A034491, A062395, A062396, A007689, A063376, A063481, A074600 - A074624.
Sequence in context: A019475 A020042 A075436 * A104497 A166694 A080117
Adjacent sequences: A074609 A074610 A074611 * A074613 A074614 A074615
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KEYWORD
| easy,nonn
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AUTHOR
| Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 26 2002
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