A232389 Number of (n+1)X(6+1) 0..3 arrays with every element next to itself plus and minus one within the range 0..3 horizontally, vertically or antidiagonally, with no adjacent elements equal

1954, 12818, 120264, 1186624, 12826278, 148762628, 1635435360, 18724514604, 216025821042, 2453457767066, 28292102153296, 325997832652606, 3735703343961348, 43106844263842948, 496279458752305216

Offset

1,1

Comments

Column 6 of A232391

Links

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

Example

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

Crossrefs

Sequence in context: A155809 A116211 A234560 * A209946 A200857 A351680

Adjacent sequences: A232386 A232387 A232388 * A232390 A232391 A232392

Keyword

nonn

Author

R. H. Hardin, Nov 23 2013

Status

approved