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Search: id:A027401
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| A027401 |
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Number of labeled servers of dimension 14. |
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+0
1
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| 1, 14, 287, 7294, 217049, 7331702, 275462383, 11345500934, 506714842193, 24333314152798, 1247903186686079, 67963075644539726, 3912399735781945513, 237116383434817605446, 15077800699956919811471
(list; graph; listen)
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OFFSET
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0,2
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REFERENCES
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R. Donaghey, Binomial self-inverse sequences and tangent coefficients, J. Combin. Theory, Series A, 21 (1976), 155-163.
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FORMULA
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E.g.f.: Exp[ Sum[ ((1+x)^i-1)/i, {i, 1, 14} ] ]
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CROSSREFS
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Sequence in context: A048668 A001820 A053101 this_sequence A116165 A034834 A034912
Adjacent sequences: A027398 A027399 A027400 this_sequence A027402 A027403 A027404
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KEYWORD
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nonn
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AUTHOR
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Olivier Gerard (olivier.gerard(AT)gmail.com)
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