A203636 Number of nX6 0..1 arrays with the counts of all possible adjacent horizontal and vertical pair sum values being within one of each other

12, 90, 492, 34648, 951900, 8752012, 835055180, 26168432516, 263920060072, 26695956060220, 877185284072810, 9205722917009728, 957006277742591952, 32215399397427414524, 345575050380580295848, 36502877769482372316804

Offset

1,1

Comments

Column 6 of A203638

Links

R. H. Hardin, Table of n, a(n) for n = 1..20

Example

Some solutions for n=4
..0..0..1..1..1..1....0..0..0..0..0..1....0..0..0..0..0..1....1..0..0..0..0..0
..0..0..0..1..1..1....0..0..0..1..1..1....0..1..1..0..0..1....1..1..0..0..0..0
..0..0..0..0..1..1....0..1..1..1..1..1....0..1..1..1..1..1....1..1..0..1..1..1
..1..0..1..1..0..0....1..1..0..0..0..1....0..0..0..0..1..1....1..1..1..0..0..1

Crossrefs

Sequence in context: A217089 A245577 A156397 * A121590 A341388 A186209

Adjacent sequences: A203633 A203634 A203635 * A203637 A203638 A203639

Keyword

nonn

Author

R. H. Hardin Jan 04 2012

Status

approved