A214594 Number of nXnXn triangular 0..7 arrays with every horizontal row having the same average value

8, 32, 986, 250042, 493575042, 7427553264322, 841074553776240002, 708809429969357784359042, 4431510042384136382251663178882, 205943724467315535144140586838561052162

Offset

1,1

Comments

Column 7 of A214595

Links

R. H. Hardin, Table of n, a(n) for n = 1..48

Example

Some solutions for n=4
.....4........4........4........2........2........4........4........3
....6.2......6.2......6.2......0.4......2.2......2.6......6.2......2.4
...7.3.2....0.7.5....5.2.5....0.4.2....3.3.0....5.6.1....2.5.5....2.6.1
..4.5.4.3..1.3.5.7..7.2.1.6..3.4.1.0..0.0.2.6..5.3.3.5..7.1.4.4..3.5.0.4

Crossrefs

Sequence in context: A288454 A139286 A139306 * A288457 A166995 A079271

Adjacent sequences: A214591 A214592 A214593 * A214595 A214596 A214597

Keyword

nonn

Author

R. H. Hardin Jul 22 2012

Status

approved