A264531 Number of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change -2,-2 -1,0 0,1 or 1,0.

1, 16, 89, 824, 13144, 119810, 1270837, 14103392, 139422769, 1489609039, 15098856568, 157378841499, 1607018839580, 16616194539942, 170301735785373, 1753220036739752, 18005670271857409, 185034610687175581

Offset

1,2

Comments

Column 5 of A264534.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
.14..0..8.17..3.11...14..0..8..9.10..4....6.15..8.17..3..4...14..7.16.17..3..4
.12..1..2.15..4..5...12..1..2..3.16..5....0..1..2.23..9..5....0..1..2..8..9..5
..6..7.20..9.10.23....6..7.13.29.15.11...26..7.13.14.10.11....6.27.13.21.10.11
.24.13.26.27.16.29...24.25.26.27.28.17...12.25.19.27.16.29...12.25.19.15.28.29
.18.19.25.21.22.28...18.19.20.21.22.23...18.24.20.21.22.28...18.24.20.26.22.23

Crossrefs

Cf. A264534.

Sequence in context: A229399 A269078 A240262 * A192129 A253131 A119771

Adjacent sequences: A264528 A264529 A264530 * A264532 A264533 A264534

Keyword

nonn

Author

R. H. Hardin, Nov 17 2015

Status

approved