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A237846
Number of (n+1)X(4+1) 0..2 arrays with the maximum minus the lower median of every 2X2 subblock equal
1
8451, 320263, 11700943, 468296881, 18440768745, 740745901187, 29535151446365, 1184735457700027, 47377744512643629, 1898659403545238677, 75995767027052890515, 3044223553909448094439, 121886297246073719705107
OFFSET
1,1
COMMENTS
Column 4 of A237850
LINKS
EXAMPLE
Some solutions for n=1
..2..2..2..2..2....0..1..2..2..2....0..0..2..1..2....2..0..1..2..2
..0..2..0..2..1....0..1..0..1..1....1..1..1..0..2....2..1..0..1..1
CROSSREFS
Sequence in context: A046336 A046384 A170787 * A232907 A151643 A031590
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 14 2014
STATUS
approved