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A236898
Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the upper median of every 2X2 subblock equal
1
6545, 337861, 13845208, 715994489, 35006442815, 1767780514348, 88420063405403, 4442899040820873, 222905331146478698, 11190912028368216391, 561704073241495355541, 28196347623472423751704, 1415344901751013456849213
OFFSET
1,1
COMMENTS
Column 4 of A236902
FORMULA
Empirical recurrence of order 86 (see link above)
EXAMPLE
Some solutions for n=1
..0..1..1..2..2....2..0..2..0..2....2..1..2..2..1....2..2..2..1..2
..2..2..2..2..0....2..2..2..2..1....0..2..2..2..1....2..1..0..2..1
CROSSREFS
Sequence in context: A253366 A251110 A248064 * A252100 A137231 A321824
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 01 2014
STATUS
approved