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A177325 Number of permutations of n copies of 1..7 with all adjacent differences <= 2 in absolute value. 0
56, 148146, 788946320, 5712786772130, 49254897805981056 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..5.

CROSSREFS

Sequence in context: A009837 A308390 A093256 * A135315 A135426 A028670

Adjacent sequences:  A177322 A177323 A177324 * A177326 A177327 A177328

KEYWORD

nonn

AUTHOR

R. H. Hardin May 06 2010

STATUS

approved

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Last modified September 21 05:25 EDT 2021. Contains 347596 sequences. (Running on oeis4.)