The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A069394 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A069394

Number of n X 19 binary arrays with a path of adjacent 1's from top row to bottom row.
(history; published version)

#9 by Jon E. Schoenfield at Wed Apr 07 19:00:28 EDT 2021

STATUS

editing

approved

#8 by Jon E. Schoenfield at Wed Apr 07 19:00:26 EDT 2021

AUTHOR

R. H. Hardin, Mar 22 2002.

STATUS

approved

editing

#7 by Russ Cox at Sat Mar 31 12:35:00 EDT 2012

AUTHOR

_R. H. Hardin (rhhardin(AT)att.net), _, Mar 22 2002.

Discussion

Sat Mar 31

12:35

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

#6 by N. J. A. Sloane at Sat Oct 02 03:00:00 EDT 2010

KEYWORD

nonn,new

nonn

AUTHOR

Ron R. H. Hardin (rhhardin(AT)att.net), Mar 22 2002.

#5 by N. J. A. Sloane at Fri Jan 09 03:00:00 EST 2009

KEYWORD

nonn,new

nonn

AUTHOR

Ron Hardin (rhhrhhardin(AT)cadenceatt.comnet), Mar 22 2002.

#4 by N. J. A. Sloane at Sun Feb 20 03:00:00 EST 2005

CROSSREFS

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vpath vertical path of 1 A069361-A069395, vpaths vertical paths of 0+1 A069396-A069416, vpath vertical path of 1 not 0 A069417-A069428, no vpaths vertical paths A069429-A069447, no h horizontal or v vertical paths A069448-A069452.

KEYWORD

nonn,new

nonn

#3 by N. J. A. Sloane at Sat Jun 12 03:00:00 EDT 2004

NAME

Number of n X 19 binary arrays with a path of adjacent 1's from top row to bottom row.

KEYWORD

nonn,new

nonn

#2 by N. J. A. Sloane at Thu Feb 19 03:00:00 EST 2004

NAME

n X 19 binary arrays with a path of adjacent 1s 1's from top row to bottom row.

KEYWORD

nonn,new

nonn

#1 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003

NAME

n X 19 binary arrays with a path of adjacent 1s from top row to bottom row.

DATA

524287, 273715645477, 138901692341235797, 67364511379527907595537

OFFSET

1,1

CROSSREFS

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, vpath of 1 A069361-A069395, vpaths of 0+1 A069396-A069416, vpath of 1 not 0 A069417-A069428, no vpaths A069429-A069447, no h or v paths A069448-A069452.

KEYWORD

nonn

AUTHOR

Ron Hardin (rhh(AT)cadence.com), Mar 22 2002.

STATUS

approved