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A211359 Triangle read by rows: T(n,k) is the number of noncrossing partitions up to rotation and reflection of an n-set that contain k singleton blocks. 2
1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 2, 1, 2, 0, 1, 2, 3, 2, 2, 0, 1, 5, 4, 8, 3, 3, 0, 1, 6, 11, 12, 12, 4, 3, 0, 1, 14, 21, 39, 24, 22, 5, 4, 0, 1, 22, 55, 84, 85, 48, 30, 7, 4, 0, 1, 51, 124, 245, 228, 190, 82, 46, 8, 5, 0, 1, 95, 327, 620, 730, 570, 350, 136, 60 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,11

LINKS

Tilman Piesk, Table of n, a(n) for n = 0..90

CROSSREFS

Sequence in context: A049986 A218797 A137289 * A211357 A238416 A063574

Adjacent sequences:  A211356 A211357 A211358 * A211360 A211361 A211362

KEYWORD

nonn,tabl

AUTHOR

Tilman Piesk, Apr 12 2012

STATUS

approved

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Last modified July 22 03:22 EDT 2017. Contains 289648 sequences.