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A179562 Number of permutations of 1..n with the number moved left exceeding the number moved right by 1. 2
0, 0, 1, 4, 31, 146, 1289, 7736, 85831, 641302, 8732989, 78432212, 1270475155, 13338831858, 250740220345, 3013809363056, 64512904742895, 873589792390382, 20982459271174517, 316070362138732172 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..20.

CROSSREFS

Column k=1 (or k=-1) of A062866.

Equal number moved left and right, see A062868.

Sequence in context: A263761 A263762 A263763 * A281832 A299076 A270670

Adjacent sequences:  A179559 A179560 A179561 * A179563 A179564 A179565

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 19 2010

EXTENSIONS

a(19)-a(20) from Alois P. Heinz, Jul 31 2018

STATUS

approved

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Last modified November 17 11:02 EST 2019. Contains 329226 sequences. (Running on oeis4.)