A264126 Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 1,-2 or 2,-1.

32, 3549, 533610, 39592980, 3436012800, 317072810421, 29534515247673, 2680755598121436, 242847274755986037, 22110137158388985792, 2014472567773942107336, 183470363771235170364873

Offset

1,1

Comments

Column 6 of A264128.

Links

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

R. H. Hardin, Empirical recurrence of order 95

Formula

Empirical recurrence of order 95 (see link above)

Example

Some solutions for n=2
..0..1..2..3.17.10..6....0.14.15..8..4..5..6....0..1.15..8.17.10..6
..7..8.14..5.11.12.18....7..3..9.10.11.17.18....7..3..9..5.11.12.13
..9.15.16..4.13.19.20....1..2.16.12.13.19.20...14..2.16..4.18.19.20

Crossrefs

Cf. A264128.

Sequence in context: A264057 A221659 A222053 * A304401 A394620 A328275

Adjacent sequences: A264123 A264124 A264125 * A264127 A264128 A264129

Keyword

nonn

Author

R. H. Hardin, Nov 03 2015

Status

approved