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Search: id:A138705
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| A138705 |
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a(n) = number of terms in the continued fraction of the absolute value of B_{2n}, the (2n)th Bernoulli number. |
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+0
3
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OFFSET
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0,2
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COMMENT
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The continued fraction terms being counted include the initial 0, if there is one.
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EXAMPLE
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The 12th Bernoulli number is -691/2730. Now 691/2730 has the continued fraction 0 + 1/(3 + 1/(1 + 1/(19 + 1/(3 + 1/11)))), which has 6 terms (including the zero). So a(6) = 6.
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CROSSREFS
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Cf. A138704, A138706.
Sequence in context: A029100 A098133 A138185 this_sequence A114869 A078228 A119762
Adjacent sequences: A138702 A138703 A138704 this_sequence A138706 A138707 A138708
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KEYWORD
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more,nonn
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AUTHOR
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Leroy Quet (qq-quet(AT)mindspring.com), Mar 26 2008
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