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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A214534 Number of nXnXn triangular 0..2 arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and every horizontal row having the same average value 0
 3, 5, 15, 93, 1007, 17213, 461465, 19166997, 1246538209, 126946385993, 20342860627393, 5148359000639457 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 2 of A214540 LINKS Table of n, a(n) for n=1..12. EXAMPLE Some solutions for n=4 .....1........1........1........1........1........1........1........1 ....1.1......2.0......2.0......0.2......1.1......0.2......0.2......1.1 ...2.0.1....2.0.1....1.2.0....0.2.1....2.0.1....1.0.2....1.0.2....2.0.1 ..1.2.0.1..1.2.0.1..1.2.0.1..0.2.1.1..0.2.0.2..0.2.0.2..1.0.1.2..2.0.1.1 CROSSREFS Sequence in context: A305873 A307999 A018771 * A270548 A292339 A175138 Adjacent sequences: A214531 A214532 A214533 * A214535 A214536 A214537 KEYWORD nonn AUTHOR R. H. Hardin Jul 20 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.

Last modified April 16 03:28 EDT 2024. Contains 371696 sequences. (Running on oeis4.)