Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A147481
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A147481 Number of n X n binary arrays with all ones connected only in a 11011-01110-00100 pattern in any orientation. +0
1
1, 1, 1, 1, 13, 49, 332, 3073, 36531, 597879, 14127501, 454449581, 20354788308, 1267965991925 (list; graph; listen)
OFFSET

1,5

EXAMPLE

Maximal 8 X 8 example

.0.0.0.1.1.0.1.1

.0.0.0.0.1.1.1.0

.0.0.0.0.0.1.0.1

.1.0.0.0.0.0.1.1

.1.1.0.0.0.1.1.0

.0.1.1.0.1.0.1.1

.1.1.0.1.1.1.0.1

.1.0.1.1.0.1.1.0

CROSSREFS

Sequence in context: A147452 A146782 A074014 this_sequence A050410 A121991 A121990

Adjacent sequences: A147478 A147479 A147480 this_sequence A147482 A147483 A147484

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net)

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


AT&T Labs Research