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A237566 Number of (n+1)X(7+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
311512, 4121060, 61521086, 977290740, 14891233160, 228407442348, 3615152813462, 55793291175056, 882176438911922, 13667993065228308, 217505797950500694, 3377924302868998888, 53802897865062024654 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A237567
LINKS
EXAMPLE
Some solutions for n=1
..0..2..0..0..0..2..1..0....0..2..1..1..2..2..0..1....0..1..1..1..0..0..1..1
..0..1..1..1..0..1..1..0....0..2..1..2..1..2..1..2....0..0..0..1..0..2..0..2
CROSSREFS
Sequence in context: A205204 A205062 A257015 * A224631 A180461 A250371
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 09 2014
STATUS
approved

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Last modified June 15 16:05 EDT 2024. Contains 373407 sequences. (Running on oeis4.)