The On-Line Encyclopedia of Integer Sequences® (OEIS®)

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A233846

Number of (1+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards
(history; published version)

#6 by R. H. Hardin at Mon Dec 16 17:54:03 EST 2013

STATUS

editing

approved

#5 by R. H. Hardin at Mon Dec 16 17:54:00 EST 2013

LINKS

R. H. Hardin, <a href="/A233846/a233846.txt">Empirical recurrence of order 56</a>

STATUS

approved

editing

#4 by R. H. Hardin at Mon Dec 16 17:52:38 EST 2013

STATUS

editing

approved

#3 by R. H. Hardin at Mon Dec 16 17:52:35 EST 2013

LINKS

R. H. Hardin, <a href="/A233846/b233846.txt">Table of n, a(n) for n = 1..210</a>

#2 by R. H. Hardin at Mon Dec 16 17:52:20 EST 2013

	NAME	`allocated for R. H. Hardin` `Number of (1+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards`
	DATA	`201664, 9828513, 480071296, 23453646656, 1144779904896, 55884483506105, 2727732140106016, 133143607148769360, 6498789675465401792, 317209014468004733569, 15483100618582896359504, 755736565677187286591248`
	OFFSET	`1,1`
	COMMENTS	`Row 1 of A233845`
	FORMULA	`Empirical recurrence of order 56 (see link above)`
	EXAMPLE	`Some solutions for n=1` `..1..1..1....0..3..2....0..0..0....0..3..3....0..3..0....1..1..1....1..3..1` `..0..2..1....3..3..0....0..2..1....2..2..2....2..3..1....3..3..0....1..1..1` `..1..0..0....2..3..2....1..0..1....3..1..2....2..0..1....1..1..1....1..0..1`
	KEYWORD	`allocated` `nonn`
	AUTHOR	`R. H. Hardin, Dec 16 2013`
	STATUS	`approved` `editing`

#1 by R. H. Hardin at Mon Dec 16 17:38:48 EST 2013

Last modified August 30 07:08 EDT 2024. Contains 375531 sequences. (Running on oeis4.)