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Search: id:A074519
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| 3, 15, 107, 855, 7187, 62175, 547067, 4861095, 43437347, 389373615, 3496550027, 31429887735, 282673677107, 2543086531455, 22882895970587, 205921649672775, 1853172776742467, 16677944639119695, 150098449994264747
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OFFSET
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0,1
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FORMULA
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G.f.: 1/(1-x)+1/(1-5*x)+1/(1-9*x). E.g.f.: e^x+e^(5*x)+e^(9*x). [From Mohammad K. Azarian (azarian(AT)evansville.edu), Dec 26 2008]
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MATHEMATICA
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Table[1^n + 5^n + 9^n, {n, 0, 20}]
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CROSSREFS
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Cf. A001550, A001576, A034513, A001579, A074501 - A074580.
Sequence in context: A128276 A107878 A120016 this_sequence A105618 A120732 A090351
Adjacent sequences: A074516 A074517 A074518 this_sequence A074520 A074521 A074522
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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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