login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A204761 Number of (n+1)X7 0..5 arrays with the permanents of all 2X2 subblocks equal and nonzero 1
469999, 57594105, 544806119, 68057441183, 700833744055, 88406706477089, 953004580935007, 117779082753141157, 1325384683873535315, 158219359571601922795, 1857180089870784997349, 213203608279550415545503 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A204763
LINKS
EXAMPLE
Some solutions for n=4
..2..1..5..2..3..5..4....4..3..4..2..3..5..3....4..4..5..2..5..3..5
..3..1..0..1..1..0..1....0..4..0..4..2..2..2....1..4..0..4..0..4..0
..2..1..5..0..5..5..1....4..1..4..2..3..5..3....4..4..5..0..5..0..5
..3..1..0..1..1..0..1....0..4..0..4..2..2..2....5..0..5..4..2..4..0
..2..1..5..4..1..5..0....4..0..4..0..4..4..4....1..4..5..0..5..0..5
CROSSREFS
Sequence in context: A092010 A206541 A346110 * A164973 A114673 A251370
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 18 2012
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 28 18:10 EST 2024. Contains 370400 sequences. (Running on oeis4.)