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A345464
Second column of A345461 - Number of distinct permutations after one step of the "optimist" sorting algorithm.
1
1, 1, 6, 38, 232, 1607, 12984, 117513, 1182540, 13060248, 157314056, 2051314949
OFFSET
2,3
CROSSREFS
Cf. A000166 (equivalent for Eulerian numbers).
Cf. A180191 (equivalent for Stirling numbers of the first kind).
Sequence in context: A026296 A037499 A037676 * A180030 A377114 A135030
KEYWORD
nonn,more
AUTHOR
Olivier Gérard, Jun 20 2021
EXTENSIONS
a(11)-a(13) from Pontus von Brömssen, Jun 29 2021
STATUS
approved