The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A235404 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A235404

Number of (n+1)X(3+1) 0..2 arrays with 2X2 subblock sums lexicographically nondecreasing columnwise and rowwise
(history; published version)

#4 by R. H. Hardin at Fri Jan 10 06:24:41 EST 2014

STATUS

editing

approved

#3 by R. H. Hardin at Fri Jan 10 06:24:32 EST 2014

LINKS

R. H. Hardin, <a href="/A235404/b235404.txt">Table of n, a(n) for n = 1..194</a>

#2 by R. H. Hardin at Fri Jan 10 06:24:12 EST 2014

NAME

allocated for R. H. Hardin

Number of (n+1)X(3+1) 0..2 arrays with 2X2 subblock sums lexicographically nondecreasing columnwise and rowwise

DATA

2500, 87902, 4133417, 129700247, 4053275322, 93483052039, 2134796334622, 38976941613238, 707418121001887, 10777864371304064, 163561065322858257, 2151485281168208904, 28216803683161793132, 328115899316857661522

OFFSET

1,1

COMMENTS

Column 3 of A235406

EXAMPLE

Some solutions for n=2

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

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

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

KEYWORD

allocated

nonn

AUTHOR

R. H. Hardin, Jan 10 2014

STATUS

approved

editing

#1 by R. H. Hardin at Fri Jan 10 06:09:47 EST 2014

NAME

allocated for R. H. Hardin

KEYWORD

allocated

STATUS

approved