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A338368
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Triangle of number of 312-avoiding reduced valid hook configurations with n hooks that are on permutations with 2n + k points, for n=1 and 1<=k<=n.
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0
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1, 3, 5, 14, 51, 42, 84, 485, 849, 462, 594, 4743, 13004, 14819, 6006, 4719, 48309, 182311, 322789, 271452, 87516, 40898, 511607, 2472322, 5999489, 7794646, 5182011, 13856
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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
3 5
14 51 42
84 485 849 462
594 4743 13004 14819 6006
4719 48309 182311 322789 271452 87516
40898 511607 2472322 5999489 7794646 5182011 13856
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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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