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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A250947 Number of (5+1)X(n+1) 0..2 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction 1
 4213, 37477, 289407, 2067987, 13550488, 82716842, 475951361, 2607327593, 13706603051, 69579650721, 342789966169, 1645599770557, 7723376454256, 35535740771330, 160654007541185, 715028979049233, 3138157060272099 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 5 of A250942 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 60 FORMULA Empirical recurrence of order 60 (see link above) EXAMPLE Some solutions for n=2 ..0..1..0....1..0..2....1..1..0....0..1..0....2..0..1....0..1..0....2..0..1 ..0..1..0....0..2..0....1..1..0....0..1..0....2..0..2....1..0..2....1..1..0 ..1..0..1....2..0..2....1..1..1....0..1..0....1..1..1....0..1..1....2..0..1 ..0..1..0....2..0..2....0..2..0....1..0..1....1..1..1....0..1..1....2..0..1 ..1..0..2....2..1..1....0..2..1....0..1..0....1..2..0....1..2..2....2..0..1 ..1..0..2....2..1..1....1..1..2....0..1..0....1..2..1....1..2..2....2..1..0 CROSSREFS Sequence in context: A212613 A229540 A250903 * A291136 A067140 A283725 Adjacent sequences: A250944 A250945 A250946 * A250948 A250949 A250950 KEYWORD nonn AUTHOR R. H. Hardin, Nov 28 2014 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 February 7 21:52 EST 2023. Contains 360131 sequences. (Running on oeis4.)