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Search: id:A061788
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| A061788 |
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Sum_{k=1..n} (2k)^(2k). |
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+0
1
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| 4, 260, 46916, 16824132, 10016824132, 8926117272388, 11120932942830404, 18457865006652382020, 39364865940303189957444, 104896964865940303189957444, 341532774329085497699836681028
(list; graph; listen)
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OFFSET
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1,1
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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) = 2^2 + 4^4 + 6^6 = 46916
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PROGRAM
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(PARI) { a=n=0; forstep (p=2, 200, 2, write("b061788.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: A116967 A003382 A112982 this_sequence A052136 A089667 A119008
Adjacent sequences: A061785 A061786 A061787 this_sequence A061789 A061790 A061791
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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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More terms from Jason Earls (zevi_35711(AT)yahoo.com), May 26 2001
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