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A264093
Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having index change +-(.,.) 0,0 0,1 or 2,-2.
1
32, 715, 24010, 645627, 19553300, 563080476, 16552783250, 482814424352, 14123641492708, 412725000738113, 12065211359731474, 352657465358164133, 10308383273045021344, 301315437813209402479, 8807536884627506726938
OFFSET
1,1
COMMENTS
Row 4 of A264090.
FORMULA
Empirical recurrence of order 52 (see link above)
EXAMPLE
Some solutions for n=3
..1..0..3..9....1..0..2..3....0..1..3..2....0..1..2..9....0..1..2..3
..5..4.12..6....5..4..6.13....4..6..5..7....4..5..6..7....4..5..7..6
..2..8.16.10....8..9.16.10....9..8.10.11....8..3.10.17....9..8.10.17
.13..7.14.15...12..7.14.15...13.12.15.14...12.13.14.15...13.12.15.14
.17.11.19.18...17.11.18.19...16.17.18.19...16.11.18.19...16.11.19.18
CROSSREFS
Cf. A264090.
Sequence in context: A020984 A247997 A199708 * A062261 A060624 A351384
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 03 2015
STATUS
approved