A264215 - OEIS

A264215

Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,1 1,0 -1,0 or 0,-2.

1826, 163505, 17998869, 1883268032, 200034582505, 21168809029549, 2243001383143442, 237592988053853489, 25170178393209600313, 2666413981978350309464, 282470574273515105113025

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OFFSET

1,1

COMMENTS

Column 6 of A264217.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..135

EXAMPLE

Some solutions for n=2

..0..1..9..5..3..4..6....7..1..9..3..6.12..5....0..3..1..2.11..5..6

.14..8..2.17.10.12.13....0.15..2.17..4.11.13...14..7..9.10..4.12.20

..7.15.16.19.11.18.20...14..8.16.10.20.18.19...16..8.15.19.17.18.13

CROSSREFS

Cf. A264217.

Sequence in context: A249536 A124073 A259950 * A167266 A177786 A235073

Adjacent sequences: A264212 A264213 A264214 * A264216 A264217 A264218

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 08 2015

STATUS

approved