login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A200328 Number of 0..7 arrays x(0..n+2) of n+3 elements with zero n-1st differences 0
1, 8, 14, 20, 28, 26, 18, 16, 30, 34, 44, 42, 16, 44, 54, 98, 168, 248, 76, 54, 30, 12, 18, 28 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A200329

LINKS

Table of n, a(n) for n=1..24.

EXAMPLE

Some solutions for n=6

..7....1....5....5....3....0....0....2....0....7....1....1....2....2....0....6

..5....1....5....0....3....2....7....0....6....1....5....0....6....7....2....7

..5....1....5....0....3....2....7....2....7....0....6....1....7....7....5....6

..5....1....5....2....3....2....5....5....6....1....5....2....6....5....7....5

..4....1....5....4....3....3....4....7....5....2....3....2....4....3....7....5

..2....1....5....5....3....5....5....7....5....2....1....1....2....2....5....6

..0....1....5....5....3....7....7....5....6....1....0....0....1....2....2....7

..0....1....5....5....3....7....7....2....7....0....1....1....2....2....0....6

..5....1....5....7....3....2....0....0....6....1....5....7....6....0....2....0

CROSSREFS

Sequence in context: A096786 A114527 A345089 * A108058 A322410 A191352

Adjacent sequences:  A200325 A200326 A200327 * A200329 A200330 A200331

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 16 2011

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 19 16:40 EDT 2021. Contains 345144 sequences. (Running on oeis4.)