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A237145 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock equal 1
8128, 197724, 4365504, 111073520, 2747051348, 70822934950, 1807884334024, 46865387548176, 1210191327968658, 31449920757454210, 815990979515922042, 21230439990149924342, 551985885204085586852, 14369480675245313960450 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A237150
LINKS
EXAMPLE
Some solutions for n=2
..2..2..2..3....2..3..0..2....0..3..2..3....2..2..1..1....2..0..3..3
..3..2..3..2....2..2..3..2....3..1..1..1....1..1..2..2....2..3..2..1
..2..2..3..0....3..2..2..1....1..3..3..2....0..2..1..0....0..2..2..3
CROSSREFS
Sequence in context: A151946 A229381 A147633 * A205211 A206219 A231862
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 04 2014
STATUS
approved

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Last modified May 26 02:17 EDT 2024. Contains 372807 sequences. (Running on oeis4.)