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A246225 Number of permutations of [n] with exactly five (possibly overlapping) occurrences of the consecutive step pattern given by the binary expansion of n, where 1=up and 0=down. 2
26546042, 0, 0, 222237912664, 0, 0, 902675188454625274, 523709583562561554, 4019286730558350, 0, 380750072712510202319, 378380322018952109375, 6458041428528147414728302, 18033623516991092062500, 51609923138804798955087048, 809786012867038620000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

15,1

LINKS

Alois P. Heinz, Table of n, a(n) for n = 15..130

CROSSREFS

Column k=5 of A242783.

Sequence in context: A186143 A216005 A120410 * A151622 A205767 A086129

Adjacent sequences:  A246222 A246223 A246224 * A246226 A246227 A246228

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Aug 19 2014

STATUS

approved

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Last modified June 12 08:13 EDT 2021. Contains 344943 sequences. (Running on oeis4.)