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A268078 Number of nX7 nonnegative integer arrays with new values introduced in each row and column in sequential order starting with zero. 1
1, 64, 10438, 3168306, 1412290158, 795460720710, 517992936833258, 369867566612849678, 280350778114908738774, 221061578416502345763162, 179038866982147711159785106, 147727481298984892538689733334 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A268079.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=3

..0..0..0..0..0..0..0....0..0..0..0..0..0..0....0..0..0..0..0..0..0

..0..0..0..1..0..0..0....0..1..1..1..0..1..1....0..0..0..0..0..1..1

..0..0..1..0..0..0..1....0..0..0..0..0..0..0....0..0..0..0..1..0..1

CROSSREFS

Cf. A268079.

Sequence in context: A254607 A236690 A268055 * A202548 A209779 A220300

Adjacent sequences:  A268075 A268076 A268077 * A268079 A268080 A268081

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 25 2016

STATUS

approved

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Last modified December 1 11:36 EST 2021. Contains 349429 sequences. (Running on oeis4.)