A234130 Number of (n+1)X(7+1) 0..6 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1

1731979, 505273311, 152668773739, 47493714739641, 14938626364067241, 4725591420337358323, 1499309201721436345531, 476498530650854102180483, 151595767219222708932281515, 48263827854789903141090904303

Offset

1,1

Comments

Column 7 of A234131

Links

R. H. Hardin, Table of n, a(n) for n = 1..85

Example

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

Crossrefs

Sequence in context: A131639 A187139 A185844 * A177695 A252589 A124068

Adjacent sequences: A234127 A234128 A234129 * A234131 A234132 A234133

Keyword

nonn

Author

R. H. Hardin, Dec 19 2013

Status

approved