A264261 Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,1 0,-1 0,2 1,0 or -1,0.

169, 3653, 147797, 7467925, 301623757, 13509166173, 588617879781, 25676573789305, 1127038584622281, 49290123521494181, 2159123149575777197, 94565956818549058561, 4141402226655914643161, 181398253279743540840024

Offset

1,1

Comments

Row 5 of A264257.

Links

R. H. Hardin, Table of n, a(n) for n = 1..31

Example

Some solutions for n=3
..1..0..6..2....1..0..3..2....4..0..6..2....1..2..3..7....1..0..6..2
..8..4.10..3....5..4.10..6....8..1..5..3....0..6..4..5....5..4..7..3
..9..5.14..7...12..8.11..7...12.10.11..7....9..8.11.10...12.13.14.15
.16.12.15.11...16..9.15.14...13..9.15.14...16.14.13.19....8..9.10.11
.17.13.22.23...17.13.19.18...17.18.22.23...12.18.17.15...20.21.22.23
.21.20.18.19...21.20.23.22...16.20.21.19...21.20.23.22...16.17.18.19

Crossrefs

Cf. A264257.

Sequence in context: A012014 A221889 A156160 * A232002 A220679 A201092

Adjacent sequences: A264258 A264259 A264260 * A264262 A264263 A264264

Keyword

nonn

Author

R. H. Hardin, Nov 09 2015

Status

approved