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Search: id:A002743
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| A002743 |
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Sum of logarithmic numbers.
(Formerly M2132 N0845)
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+0
1
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| 1, 1, 2, 24, -11, 1085, -2542, 64344, -56415, 4275137, -10660486, 945005248, -6010194555, 147121931021, 88135620922, 23131070531152, -120142133444319, 12007306976370081, -103897545509370542, 4923827766711915784, -19471338470911446283, 1203786171449486366205
(list; graph; listen)
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OFFSET
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1,3
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
J. M. Gandhi, On logarithmic numbers, Math. Student, 31 (1963), 73-83.
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LINKS
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Index entries for sequences related to logarithmic numbers
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FORMULA
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a(n) = Sum_{k=1..n} (-1)^(n-k)*A000203(k)*(k-1)!*binomial(n, k). - Vladeta Jovovic (vladeta(AT)eunet.rs), Feb 09 2003
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CROSSREFS
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Sequence in context: A079612 A066585 A075267 this_sequence A055535 A072217 A052686
Adjacent sequences: A002740 A002741 A002742 this_sequence A002744 A002745 A002746
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KEYWORD
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sign
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
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More terms from J. O. Shallit.
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