VOOZH
about
URL: https://oeis.org/A251325
⇱ A251325 - OEIS
login
A251325
Number of (n+1)X(7+1) 0..1 arrays with every 2X2 subblock having one or two 1s.
1
4894, 142600, 3866110, 114913804, 3265612528, 96040080726, 2766068478692, 80823086238398, 2339684264865070, 68156224595625074, 1977223548390300748, 57518662922203116468, 1670177784987749442158, 48556849381031862099676
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,1
COMMENTS
Column 7 of
A251326
LINKS
R. H. Hardin,
Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=2
..1..0..0..0..0..1..1..0....0..0..0..1..0..0..0..0....0..1..0..1..0..1..1..0
..0..1..1..0..1..0..0..0....0..1..0..1..0..1..1..0....0..0..0..0..0..0..0..1
..1..0..0..0..0..1..1..1....0..0..1..0..0..0..0..0....0..1..1..0..1..1..1..0
CROSSREFS
Sequence in context:
A086127
A126704
A374804
*
A186478
A220059
A339939
Adjacent sequences:
A251322
A251323
A251324
*
A251326
A251327
A251328
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Dec 01 2014
STATUS
approved
