A218052 Number of nX4 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..3 nX4 array

36, 36, 1296, 9792, 114886, 1171452, 12670594, 134406796, 1433633158, 15254842534, 162467654898, 1729976648128, 18422895121806, 196181320194934, 2089107679946564, 22246541273925668, 236900028399042908

Offset

1,1

Comments

Column 4 of A218056

Links

R. H. Hardin, Table of n, a(n) for n = 1..128

Example

Some solutions for n=3
..3..2..2..2....2..2..2..2....1..1..3..3....0..0..1..1....3..2..0..0
..1..1..1..2....1..1..2..2....0..0..0..2....0..0..1..1....1..1..0..0
..1..1..1..2....1..1..2..2....0..0..0..2....1..1..3..3....1..1..2..3

Crossrefs

Sequence in context: A081449 A284568 A165857 * A098079 A160553 A295751

Adjacent sequences: A218049 A218050 A218051 * A218053 A218054 A218055

Keyword

nonn

Author

R. H. Hardin Oct 19 2012

Status

approved