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Search: id:A083006
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| A083006 |
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Numbers n such that sum(k=0,n-1,B(k)*C(n,k)^2) is an integer where B(k) is the k-th Bernoulli number and C(n,k)=binomial(n,k). |
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+0
1
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| 0, 1, 2, 3, 4, 6, 8, 10, 12, 24, 28, 30, 36, 40, 60, 108, 120
(list; graph; listen)
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OFFSET
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1,3
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COMMENT
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Next term, if it exists, is >2500.
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MAPLE
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p:=proc(n) if type(sum(bernoulli(k)*binomial(n, k)^2, k=0..n-1), integer)=true then n else fi end: seq(p(n), n=0..200); - Emeric Deutsch (deutsch(AT)duke.poly.edu), Mar 19 2005
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CROSSREFS
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Sequence in context: A029469 A061953 A029517 this_sequence A096061 A100919 A024174
Adjacent sequences: A083003 A083004 A083005 this_sequence A083007 A083008 A083009
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KEYWORD
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more,nonn
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AUTHOR
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Benoit Cloitre (benoit7848c(AT)orange.fr), May 31 2003
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