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Search: id:A060111
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| A060111 |
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Dimensions of graded algebra associated with meanders. |
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+0
8
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| 1, 4, 15, 56, 207, 764, 2805, 10288, 37609, 137380, 500655, 1823440, 6629423, 24090332, 87418221, 317085352, 1148825185, 4160744164, 15054719697, 54454345624, 196805925995, 711077858188, 2567375653681, 9267176552040
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OFFSET
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0,2
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REFERENCES
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B. Bobier and J. Sawada, A fast algorithm to generate open meandric systems and meanders, preprint, 2007.
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LINKS
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B. Bobier and J. Sawada, Table of n, a(n) for n = 0..28 [from preprint above]
R. Bacher, Meander algebras
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CROSSREFS
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Meander sequences in Bacher's paper: A005315, A060066, A060089, A060111, A060148, A060149, A060174, A060198, A060206.
Sequence in context: A009940 A081163 A082133 this_sequence A077824 A010905 A001353
Adjacent sequences: A060108 A060109 A060110 this_sequence A060112 A060113 A060114
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KEYWORD
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nonn
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AUTHOR
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njas, Apr 10 2001
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EXTENSIONS
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More terms from Larry Reeves (larryr(AT)acm.org), Apr 26 2001
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