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A059683
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Triangle T(n,k) giving number of 3 X k polyominoes with n cells (n >= 3, 1<=k<=n-2).
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1, 0, 3, 0, 2, 9, 0, 1, 12, 15, 0, 0, 12, 39, 25, 0, 0, 4, 59, 96, 35, 0, 0, 1, 42, 210, 188, 49, 0, 0, 0, 21, 255, 550, 332, 63
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 3,3
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REFERENCES
| R. C. Read, Contributions to the cell growth problem, Canad. J. Math., 14 (1962), 1-20.
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EXAMPLE
| 1; 0,3; 0,2,9; 0,1,12,15; ...
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CROSSREFS
| Sequence in context: A126671 A099095 A061980 * A030208 A193084 A126598
Adjacent sequences: A059680 A059681 A059682 * A059684 A059685 A059686
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KEYWORD
| nonn,easy,nice,tabl
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Feb 05 2001
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