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A264177
Number of permutations of [n] with exactly four (possibly overlapping) occurrences of the consecutive pattern 1324.
2
14, 322, 14322, 446883, 12483967, 338673045, 9001362380, 238129970970, 6339260568095, 170856651003305, 4682542114588253, 130886424229747444, 3738852184485065063, 109293382675549834910, 3272185613468650581758, 100391722311294374198126, 3157137371183609019647618
OFFSET
10,1
LINKS
CROSSREFS
Column k=4 of A264173.
Sequence in context: A239782 A294040 A035018 * A275500 A275397 A275262
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Nov 06 2015
STATUS
approved