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A360172
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Sequences of length n in [n] not starting with their minimum value.
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1
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0, 1, 13, 156, 2146, 34455, 638723, 13479760, 319689156, 8425695015, 244459904085, 7745416087332, 266155064108662, 9860698167427471, 391859875043125895
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refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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COMMENTS
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Other simple classes of endofunctions are counted by this sequence.
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LINKS
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EXAMPLE
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The 13 sequences not starting with their minimum value for n=3 are
211, 212, 213, 221, 231, 311, 312, 313, 321, 331, 322, 323, 332.
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MATHEMATICA
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Table[n^n - Plus @@ Table[i^(n - 1), {i, 1, n}], {n, 1, 15}]
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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