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A210140 Number of (n+1)X6 0..3 arrays containing all values 0..3 with every 2X2 subblock having one, two or four distinct values, and new values 0..3 introduced in row major order 1
9157, 1321270, 178904077, 23560950847, 3047709295897, 389550973002670, 49393019753138539, 6229274408854573641, 782823791964112306595, 98145600416386972811263, 12285914061867762911513990 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A210143
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..1..1....0..0..0..0..0..1....0..0..0..0..0..0....0..0..0..0..0..0
..1..0..1..1..0..0....1..0..2..2..0..1....0..0..0..1..0..2....0..1..0..1..0..1
..0..0..0..0..0..0....0..0..2..1..3..2....0..1..0..0..0..2....1..0..0..0..1..0
..1..0..1..0..2..0....1..0..2..1..1..0....2..3..2..0..0..2....0..0..0..0..0..0
..3..2..3..2..2..0....1..0..0..3..3..2....3..2..2..0..2..2....0..1..0..2..0..3
CROSSREFS
Sequence in context: A093213 A205922 A256766 * A232759 A250149 A243969
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 17 2012
STATUS
approved

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Last modified June 20 14:54 EDT 2024. Contains 373526 sequences. (Running on oeis4.)