The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A208586

(Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing all changes.

A208586

Number of 6Xn nonnegative integer arrays with new values 0 upwards introduced in row major order and no element equal to more than one of its immediate leftward or upward or right-upward antidiagonal neighbors
(history; published version)

#4 by Russ Cox at Sat Mar 31 12:37:24 EDT 2012

AUTHOR

_R. H. Hardin (rhhardin(AT)att.net) _ Feb 29 2012

Discussion

Sat Mar 31

12:37

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

#3 by Ron Hardin at Wed Feb 29 06:00:05 EST 2012

STATUS

editing

approved

#2 by Ron Hardin at Wed Feb 29 06:00:01 EST 2012

NAME

allocated for Ron HardinNumber of 6Xn nonnegative integer arrays with new values 0 upwards introduced in row major order and no element equal to more than one of its immediate leftward or upward or right-upward antidiagonal neighbors

DATA

203, 3319375, 493060277544, 314946169382603268, 596705277048973363385024

OFFSET

1,1

COMMENTS

Row 6 of A208581

EXAMPLE

Some solutions for n=4

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

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

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

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

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

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

KEYWORD

allocated

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) Feb 29 2012

STATUS

approved

editing

#1 by Ron Hardin at Wed Feb 29 05:51:25 EST 2012

NAME

allocated for Ron Hardin

KEYWORD

allocated

STATUS

approved