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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A200178 Number of -5..5 arrays x(0..n-1) of n elements with zero sum and no two consecutive declines, no adjacent equal elements, and no element more than one greater than the previous (random base sawtooth pattern) 1
 1, 5, 7, 19, 31, 72, 186, 460, 891, 1934, 5241, 12431, 25680, 59390, 152436, 359303, 789835, 1853143, 4609254, 10926157, 24817557, 58735668, 144083442, 342433339, 794002110, 1892015431, 4599853709, 10962118986, 25773744159, 61646299147 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Column 5 of A200181 LINKS R. H. Hardin, Table of n, a(n) for n = 1..200 EXAMPLE Some solutions for n=6 ..5....4....3....1....4....5....3....1....2....0....3....5....3....2...-1....1 ..2....1....2....0...-1...-1...-2...-1....0....1....4...-2....0...-1....0...-1 ..3....2....3....1....0....0...-1....0....1....0....5...-1....1....0....1....0 .-3...-2...-3...-1...-1...-1....0...-1....0....1...-4....0...-1....1....0....1 .-2...-1...-2....0....0....0....1....0....1....2...-3....1....0....2....1...-1 .-5...-4...-3...-1...-2...-3...-1....1...-4...-4...-5...-3...-3...-4...-1....0 CROSSREFS Sequence in context: A022889 A001562 A163386 * A064101 A018581 A146470 Adjacent sequences: A200175 A200176 A200177 * A200179 A200180 A200181 KEYWORD nonn AUTHOR R. H. Hardin Nov 13 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified April 1 12:55 EDT 2023. Contains 361691 sequences. (Running on oeis4.)