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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.

171, 18933, 1518344, 118115088, 8260429504 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`Row 4 of A262109.`
	LINKS	`Table of n, a(n) for n=1..5.`
	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` `Adjacent sequences: A262110 A262111 A262112 * A262114 A262115 A262116`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin, Sep 11 2015`
	STATUS	`approved`

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Last modified August 5 21:27 EDT 2024. Contains 374956 sequences. (Running on oeis4.)