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Search: id:A061787
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| A061787 |
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Sum_{k=1..n} (2k-1)^(2k-1). |
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+0
1
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| 1, 28, 3153, 826696, 388247185, 285699917796, 303160806510049, 438197051187369424, 827678458937524133601, 1979247334119251113257580, 5844566265720101772494382001, 20886312566113632136127527292568
(list; graph; listen)
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OFFSET
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1,2
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LINKS
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Harry J. Smith, Table of n, a(n) for n=1,...,100
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EXAMPLE
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a(3) = 1 + 3^3 + 5^5 = 3153
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PROGRAM
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(PARI) { a=n=0; forstep (p=1, 200, 2, write("b061787.txt", n++, " ", a+=p^p) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jul 28 2009]
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CROSSREFS
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Sequence in context: A100548 A103660 A107444 this_sequence A128506 A164655 A036525
Adjacent sequences: A061784 A061785 A061786 this_sequence A061788 A061789 A061790
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KEYWORD
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nonn,easy
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 25 2001
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EXTENSIONS
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Corrected and extended by Jason Earls (zevi_35711(AT)yahoo.com), May 27 2001
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