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A074527
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2^n + 3^n + 5^n.
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9
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3, 10, 38, 160, 722, 3400, 16418, 80440, 397442, 1973320, 9825698, 49007320, 244676162, 1222305640, 6108314978, 30531959800, 152631002882, 763068724360, 3815084948258, 19074649113880, 95370919473602, 476847620653480
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 0..200
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FORMULA
| G.f.: 1/(1-2*x)+1/(1-3*x)+1/(1-5*x). E.g.f.: exp(2*x)+exp(3*x)+exp(5*x). [From Mohammad K. Azarian (azarian(AT)evansville.edu), Dec 26 2008]
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MATHEMATICA
| Table[2^n + 3^n + 5^n, {n, 0, 21}]
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PROG
| (MAGMA) [2^n + 3^n + 5^n: n in [0..25]]; // Vincenzo Librandi, Jun 11 2011
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CROSSREFS
| Cf. A001550, A001576, A034513, A001579, A074501 - A074580.
Sequence in context: A000902 A151063 A103138 * A186367 A010842 A140710
Adjacent sequences: A074524 A074525 A074526 * A074528 A074529 A074530
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KEYWORD
| easy,nonn
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AUTHOR
| Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 23 2002
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