A230838 Number of nX5 0..3 arrays x(i,j) with each element horizontally, vertically or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, and upper left element zero

0, 1202, 416540, 114297392, 32002769030, 8988055879558, 2523446670940914, 708459022763836116, 198901117848473060708, 55841840462842587781160, 15677694884127715411249314, 4401540406199990421316111034

Offset

1,2

Comments

Column 5 of A230840

Links

R. H. Hardin, Table of n, a(n) for n = 1..178

Example

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

Crossrefs

Sequence in context: A133142 A068534 A252340 * A210015 A259521 A190031

Adjacent sequences: A230835 A230836 A230837 * A230839 A230840 A230841

Keyword

nonn

Author

R. H. Hardin, Oct 31 2013

Status

approved