A264370
Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
Original entry on oeis.org
1, 129, 16641, 418992, 10549504, 353333680, 11834176225, 371455955580, 11659411209744, 368071661804736, 11619518840752384, 365901756932584896, 11522344217627105424, 362249271223489619136, 11388701120488963432704
Offset: 1
Some solutions for n=3
..0..1..2..3....6..7..2..1....6..1..0..3....6..7..0..3....0..1..2..3
.10..5..4..7....0.11..4..3...10..5..2..7....4..1..2..5....4..5..6..7
.14..9..6.11...14..5..8..9....4..9..8.11....8..9.10.11....8..9.10.11
..8.13.12.15...12.13.10.15...18.13.14.15...12.19.14.13...18.19.12.15
.16.17.18.19...22.23.16.17...12.23.16.17...22.17.16.15...16.13.14.17
.26.27.20.21...20.27.18.19...20.21.22.19...26.27.18.23...20.27.22.21
.24.25.22.23...24.21.26.25...24.25.26.27...20.21.24.25...24.25.26.23
A264358
Number of (n+1)X(n+1) arrays of permutations of 0..(n+1)^2-1 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
Original entry on oeis.org
1, 6, 169, 7168, 831744, 353333680, 450847788304, 1591640798421348
Offset: 1
Some solutions for n=4
..7..8..9..1..2....0..8..9..3..4....0..8..9..1..4....0..1..9..3..4
..0..6..5..3..4...12..1..2..6..7....5..6..2..3..7....5..6..2..8..7
.17.11.10.13.12....5.18.19.11.14...17.11.10.13.12...17.18.10.11.14
.15.16.24.18.14...10.16.15.13.17...15.23.24.18.14...22.16.12.13.19
.20.21.22.23.19...20.21.22.23.24...20.16.22.21.19...15.21.20.23.24
A264371
Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,0 0,2 1,0 or -1,-2.
Original entry on oeis.org
1, 277, 76729, 3204336, 133818624, 7767356736, 450847788304, 24315232188224, 1311374995519744, 71269232804067408
Offset: 1
Some solutions for n=3
..6..1..2..3....0..1..2..3....0..7..2..1....0..1..2..3....6..7..2..3
..0..5..4..7....4.11..6..7...10.11..6..3...10.11..4..5....0..1..4..5
.14..9..8.11...14..5.10..9....4..5..8..9....8.15..6..7....8..9.10.11
.18.13.10.15....8.19.12.13...12.13.14.15...12..9.14.13...18.13.12.15
.12.23.16.19...22.23.18.15...22.17.16.19...22.17.16.19...16.23.14.17
.20.17.22.21...16.17.20.21...20.27.18.21...20.27.18.23...26.21.20.19
.30.31.26.27...30.31.26.27...30.25.24.23...30.21.26.25...24.25.22.27
.24.25.28.29...24.25.28.29...28.29.26.31...24.29.28.31...28.29.30.31
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