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A264189 Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having index change +-(.,.) 0,0 1,-1 or 2,2. 1
128, 28561, 7056000, 1150295056, 236489590800, 45243595984896, 8858631122029794, 1735499070021362724, 340798670288720182080, 66890689375865953200625, 13143886817631908161583232 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A264190.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..22

EXAMPLE

Some solutions for n=2

..0..8.20.10..4.23..6..7....0..8..2..3..4.12.13..7...18..1..2..3..4.23..6..7

..1.16..3.18.12.13.14.15....1.16.10.11..5..6.14.22....8..9.17.11.19.13.14.15

..9.17.11.19..2.21.22..5....9.17.18.19.20.21.15.23...16.10..0.12.20.21.22..5

CROSSREFS

Cf. A264190.

Sequence in context: A051251 A264346 A189958 * A264076 A067822 A013996

Adjacent sequences:  A264186 A264187 A264188 * A264190 A264191 A264192

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 06 2015

STATUS

approved

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Last modified July 22 07:23 EDT 2019. Contains 325216 sequences. (Running on oeis4.)