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A262113 Number of (4+1)X(n+1) 0..2 arrays with each row nonprime and column prime, read as a base 3 number with top and left being the most significant digits. 0
171, 18933, 1518344, 118115088, 8260429504 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 4 of A262109.
LINKS
EXAMPLE
Some solutions for n=2
..2..2..2....0..0..1....0..2..0....1..2..1....2..0..2....1..0..0....2..0..0
..2..0..2....1..1..2....0..2..2....0..2..0....1..2..0....1..1..0....2..1..0
..1..1..2....0..0..1....0..1..1....2..0..2....0..2..0....0..0..0....2..0..0
..2..2..2....0..0..1....0..1..1....2..2..1....2..2..0....1..0..1....1..0..1
..2..2..1....2..2..2....2..1..1....2..1..1....2..1..1....2..2..0....2..2..0
CROSSREFS
Cf. A262109.
Sequence in context: A206595 A127959 A046166 * A145625 A097844 A076573
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 11 2015
STATUS
approved

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Last modified June 21 13:12 EDT 2024. Contains 373544 sequences. (Running on oeis4.)