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Search: id:A074537
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| 3, 13, 65, 349, 1937, 10933, 62345, 358189, 2070497, 12031333, 70232825, 411627229, 2420927057, 14281405333, 84467696105, 500702595469, 2973697863617, 17689599028933, 105374654196185, 628433226862909
(list; graph; listen)
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OFFSET
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0,1
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FORMULA
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G.f.: 1/(1-2*x)+1/(1-5*x)+1/(1-6*x). E.g.f.: e^(2*x)+e^(5*x)+e^(6*x). [From Mohammad K. Azarian (azarian(AT)evansville.edu), Dec 27 2008]
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MATHEMATICA
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Table[2^n + 5^n + 6^n, {n, 0, 20}]
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CROSSREFS
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Cf. A001550, A001576, A034513, A001579, A074501 - A074580.
Sequence in context: A020086 A151987 A060927 this_sequence A106227 A141342 A155867
Adjacent sequences: A074534 A074535 A074536 this_sequence A074538 A074539 A074540
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KEYWORD
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easy,nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 23 2002
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