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A158430 Number of permutations of 1..n containing the relative rank sequence { 43125 } at any spacing. 0
1, 26, 459, 7035, 101994, 1455426, 20884054, 305260133, 4584487108, 71178802896, 1147757161265 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,2

COMMENTS

Same series for 32451 34215 15423 51243 23541 14532 52134

LINKS

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

Eric Weisstein's World of Mathematics, Permutation Pattern

CROSSREFS

A056986 A158005

Sequence in context: A021974 A158433 A158423 * A158435 A158424 A020594

Adjacent sequences:  A158427 A158428 A158429 * A158431 A158432 A158433

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 18 2009

STATUS

approved

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Last modified May 25 02:26 EDT 2022. Contains 354047 sequences. (Running on oeis4.)