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A179342 Number of permutations of 1..n with i-6<=p(i)<=i+4 1
1, 2, 6, 24, 120, 600, 3000, 13464, 57054, 237686, 999391, 4306681, 18754444, 81835060, 356291064, 1546071744, 6694132224, 28956429504, 125298890496, 542568128860, 2350692002012, 10186450826689, 44138179339513 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..400

CROSSREFS

Sequence in context: A293775 A228399 A179340 * A179346 A179351 A179357

Adjacent sequences:  A179339 A179340 A179341 * A179343 A179344 A179345

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 11 2010

STATUS

approved

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Last modified August 17 22:19 EDT 2022. Contains 356190 sequences. (Running on oeis4.)