id:A147028 - OEIS Search Results

Search: id:A147028

Displaying 1-1 of 1 results found.

page 1

Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 0100-0100-1111-0010 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 1, 1, 177, 345, 2505, 5729, 75825, 187849, 6215801, 19558129, 3054260057, 12287993577, 1988214768097, 9763619895845, 2194779047865427, 13072631855408245 (list; graph; listen)

	OFFSET	`1,9`
	EXAMPLE	`Maximal 9 X 9 example` `.0.1.0.0.0.0.0.1.0` `.1.1.1.1.0.1.1.1.1` `.0.0.1.0.0.0.1.0.0` `.0.0.1.0.0.0.1.0.0` `.0.0.0.0.0.0.0.0.0` `.0.0.1.0.0.0.1.0.0` `.0.0.1.0.0.0.1.0.0` `.1.1.1.1.0.1.1.1.1` `.0.1.0.0.0.0.0.1.0`
	CROSSREFS	`Sequence in context: A046189 A164843 A077786 this_sequence A105988 A083620 A097317` `Adjacent sequences: A147025 A147026 A147027 this_sequence A147029 A147030 A147031`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Nov 04 2008`

page 1

Search completed in 0.002 seconds

Last modified December 3 22:15 EST 2009. Contains 170310 sequences.

AT&T Labs Research