login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A199940 Number of -5..5 arrays x(0..n-1) of n elements with zeroth through n-1st differences all nonzero 0
10, 90, 778, 6604, 55540, 464782, 3879760, 32334096, 269266622, 2241467296, 18655194942 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A199943

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=6

.-5....1...-4...-4...-5...-5....1....1....1....2...-4....1...-4....1....1....1

.-3....2...-3....1...-4...-3...-5....3....3....3....2....3...-5...-5...-3...-5

..5...-2....2...-2...-1...-4....1...-1....2...-4....5....1...-2....2....1....2

..3....4....1....5....3....5...-5....3....3....5...-4....5....4...-1....3...-3

.-4....1....4...-5....4...-1....3...-1...-2....1...-3....3....5....5....4....2

..5....3...-4....3....3...-3...-2....5....2...-2...-4....4...-1....3....3...-5

CROSSREFS

Sequence in context: A242652 A291392 A162756 * A004985 A276020 A164552

Adjacent sequences:  A199937 A199938 A199939 * A199941 A199942 A199943

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 12 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 November 13 10:50 EST 2019. Contains 329093 sequences. (Running on oeis4.)