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A184093 Number of (n+1)X8 0..3 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one 0
24754, 87119, 4969133, 305194632, 25951449861 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A184095
LINKS
Table of n, a(n) for n=1..5.
EXAMPLE
Some solutions for 3X8
..1..1..1..1..1..2..2..3....1..1..2..2..2..3..3..3....1..1..1..1..1..1..2..2
..1..1..1..2..2..1..1..0....1..3..1..1..2..0..0..1....1..1..1..2..2..2..2..2
..1..1..2..1..2..1..2..3....2..1..1..3..1..3..3..2....1..1..2..0..1..1..1..2
...
...4..4..5..6..6..6..6.......6..7..6..7..7..6..7.......4..4..5..6..6..7..8...
...4..5..6..7..6..5..6.......7..6..6..7..6..6..6.......4..5..5..5..6..6..7...
CROSSREFS
Sequence in context: A204481 A052356 A334024 * A252639 A252146 A110599
Adjacent sequences: A184090 A184091 A184092 * A184094 A184095 A184096
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 09 2011
STATUS
approved

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Last modified August 29 21:13 EDT 2024. Contains 375518 sequences. (Running on oeis4.)