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A094314
Triangle read by rows: T(n,k) = number of ways of seating n couples around a circular table so that exactly k married couples are adjacent (0 <= k <= n).
+0
3
1, 0, 1, 0, 0, 2, 1, 0, 3, 2, 2, 8, 4, 8, 2, 13, 30, 40, 20, 15, 2, 80, 192, 210, 152, 60, 24, 2, 579, 1344, 1477, 994, 469, 140, 35, 2, 4738, 10800, 11672, 7888, 3660, 1232, 280, 48, 2
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 5 08:23 EST 2009. Contains 170348 sequences.
AT&T Labs Research
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