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A331159
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Number of GP-iposets (gluing-parallel posets with interfaces) with n points.
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4
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OFFSET
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0,2
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LINKS
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Table of n, a(n) for n=0..8.
Uli Fahrenberg, Christian Johansen, Georg Struth, Ratan Bahadur Thapa, Generating Posets Beyond N, arXiv:1910.06162 [cs.FL], 2019.
Uli Fahrenberg, Christian Johansen, Georg Struth, Krzysztof Ziemiański, Posets with Interfaces for Concurrent Kleene Algebra, arxiv:2106.10895 [cs.FL], 2021.
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CROSSREFS
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The seven sequences in the table of Uli Fahrenberg et al., 2019, are A000112, A003430, A079566, A331156, A331157, A331158, A331159.
Sequence in context: A214372 A109957 A306495 * A101205 A301577 A324171
Adjacent sequences: A331156 A331157 A331158 * A331160 A331161 A331162
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KEYWORD
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nonn,more
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AUTHOR
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N. J. A. Sloane, Jan 16 2020, following a suggestion from Michael De Vlieger.
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EXTENSIONS
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a(7)-a(8) from Uli Fahrenberg, Jun 22 2021
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STATUS
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approved
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