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Revision History for A204538

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A204538

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically or nw-to-se diagonally exactly two ways, and new values 0..3 introduced in row major order
(history; published version)

#5 by Russ Cox at Sat Mar 31 12:37:02 EDT 2012

AUTHOR

_R. H. Hardin (rhhardin(AT)att.net) _ Jan 16 2012

Discussion

Sat Mar 31

12:37

OEIS Server: https://oeis.org/edit/global/875

#4 by Ron Hardin at Mon Jan 16 06:44:00 EST 2012

STATUS

editing

approved

#3 by Ron Hardin at Mon Jan 16 06:43:55 EST 2012

LINKS

R. H. Hardin, <a href="/A204538/b204538.txt">Table of n, a(n) for n = 1..40</a>

#2 by Ron Hardin at Mon Jan 16 06:43:30 EST 2012

NAME

allocated for Ron HardinT(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically or nw-to-se diagonally exactly two ways, and new values 0..3 introduced in row major order

DATA

660, 9043, 9043, 132993, 212290, 132993, 1303179, 5430396, 5430396, 1303179, 16041873, 87110239, 271257261, 87110239, 16041873, 207574351, 1851793487, 6010070946, 6010070946, 1851793487, 207574351, 2345643287, 42694542185

OFFSET

1,1

COMMENTS

Table starts

.........660.........9043.........132993.......1303179......16041873

........9043.......212290........5430396......87110239....1851793487

......132993......5430396......271257261....6010070946..223736066952

.....1303179.....87110239.....6010070946..175609133220.9923132759682

....16041873...1851793487...223736066952.9923132759682

...207574351..42694542185.10108774450967

..2345643287.825548834273

.28467730050

EXAMPLE

Some solutions for n=3 k=3

..0..0..1..2..1....0..0..0..0..0....0..0..1..1..0....0..0..0..0..1

..3..0..3..3..3....0..0..0..0..0....0..0..2..3..0....1..1..0..0..2

..2..0..0..0..0....1..1..2..1..1....1..0..0..0..0....1..2..0..3..0

..0..0..0..3..2....2..2..2..2..2....1..0..0..1..0....0..0..0..0..0

..2..2..2..2..2....3..2..2..3..3....1..2..0..2..2....0..2..0..3..2

KEYWORD

allocated

nonn,tabl

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) Jan 16 2012

STATUS

approved

editing

#1 by Ron Hardin at Mon Jan 16 06:37:42 EST 2012

NAME

allocated for Ron Hardin

KEYWORD

allocated

STATUS

approved