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A264174 Number of permutations of [n] with exactly one occurrence of the consecutive pattern 1324. 2
1, 10, 86, 782, 7571, 78726, 882997, 10657118, 137977980, 1910131680, 28178987795, 441555002430, 7326966011380, 128386409972224, 2369404379818067, 45945570232645676, 934057289766619391, 19867567809865839562, 441307130768553551181, 10218971845916640741804 (list; graph; refs; listen; history; text; internal format)
OFFSET

4,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 4..200

EXAMPLE

a(4) = 1: 1324.

a(5) = 10: 12435, 13245, 13254, 14253, 14352, 21435, 24351, 31425, 41325, 51324.

CROSSREFS

Column k=1 of A264173.

Sequence in context: A163412 A287827 A321853 * A218894 A251193 A198858

Adjacent sequences:  A264171 A264172 A264173 * A264175 A264176 A264177

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Nov 06 2015

STATUS

approved

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Last modified May 17 19:51 EDT 2022. Contains 353778 sequences. (Running on oeis4.)