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A268871
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Number of sequences in {1,...,n}^n with longest increasing subsequence of length four.
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2
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1, 96, 4501, 161876, 5179791, 157279903, 4678809652, 138712471261, 4137680201304, 124857897038252, 3823102196348462, 118974270767513360, 3765555655525713427, 121224440332571253975, 3968401901135750428284, 132031213465208461376221, 4461459275271493097987384
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listen;
history;
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internal format)
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OFFSET
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4,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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