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A269722
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Triangle read by rows: coefficients of polynomials arising as traces of certain web-coloring matrices.
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1
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1, 2, 2, 6, 8, 6, 24, 30, 42, 24, 120, 116, 216, 264, 120, 720, 532, 1002, 1920, 1920, 720, 5040, 2848, 4626, 11688, 19200, 15840, 5040
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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EXAMPLE
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Triangle begins:
1
2 2
6 8 6
24 30 42 24
120 116 216 264 120
720 532 1002 1920 1920 720
5040 2848 4626 11688 19200 15840 5040
...
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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