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A265374 Number of 4Xn arrays containing n copies of 0..4-1 with no equal horizontal, vertical or antidiagonal neighbors and new values introduced sequentially from 0. 1
1, 10, 32, 236, 1238, 7968, 49214, 324152, 2143190, 14504394, 99426578, 689852636, 4833447174, 34171252034, 243350167280, 1744518978956, 12578806997916, 91164415152504, 663757426934364, 4852711337116032, 35610643603759148 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 4 of A265373.
LINKS
EXAMPLE
Some solutions for n=4
..0..1..0..2....0..1..2..1....0..1..2..3....0..1..2..0....0..1..2..0
..3..2..1..3....2..0..3..2....2..3..0..2....2..3..1..3....2..3..1..3
..1..0..2..0....3..2..1..3....1..2..3..1....0..2..0..2....0..2..0..2
..2..3..1..3....0..3..0..1....0..1..0..3....3..1..3..1....1..3..1..3
CROSSREFS
Cf. A265373.
Sequence in context: A084818 A264286 A120969 * A231032 A232009 A137723
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 07 2015
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)