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A158434 Number of permutations of 1..n containing the relative rank sequence { 51342 } at any spacing. 1
1, 26, 460, 7068, 102676, 1466870, 21055493, 307660035, 4616675543, 71598646435, 1153132523804 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,2

COMMENTS

Same series for 25341, 41325, 14352, 52314, 24315, 42351, 15324.

LINKS

Table of n, a(n) for n=5..15.

Eric Weisstein's World of Mathematics, Permutation Pattern

FORMULA

a(n) = n! - A256200(n). - Alois P. Heinz, May 19 2020

CROSSREFS

Cf. A000142, A056986, A158005, A256200.

Sequence in context: A020594 A158437 A158429 * A158438 A158426 A020567

Adjacent sequences:  A158431 A158432 A158433 * A158435 A158436 A158437

KEYWORD

nonn,more

AUTHOR

R. H. Hardin, Mar 18 2009

STATUS

approved

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Last modified August 19 18:30 EDT 2022. Contains 356229 sequences. (Running on oeis4.)