The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)
A205026 Number of (n+1)X8 0..3 arrays with the determinants of 2X2 subblocks nondecreasing rightwards and downwards 1
13615376, 14267356381, 3650380799573, 2691721552273415, 932371404894182926, 566608180773299047113, 235682549037000868908322, 128583965208974345291662172, 58586608357082597713721493080 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A205027
LINKS
EXAMPLE
Some solutions for n=4
..0..1..2..3..2..2..1..3....2..3..1..1..2..2..1..1....2..0..2..3..1..0..3..3
..1..0..0..0..0..0..0..0....3..0..0..0..0..0..0..0....3..0..2..3..1..0..0..0
..0..0..0..1..1..2..2..2....3..0..2..2..3..1..3..0....3..0..0..0..0..0..2..1
..1..1..0..0..0..0..0..0....0..0..0..0..0..0..0..0....0..0..3..2..2..0..1..1
..1..1..0..2..0..0..1..1....3..3..2..3..2..0..2..3....0..0..3..2..2..0..0..3
CROSSREFS
Sequence in context: A353025 A345609 A346283 * A126724 A251565 A082256
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 21 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 June 15 10:19 EDT 2024. Contains 373407 sequences. (Running on oeis4.)