A193752 - OEIS

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A193752

Number of nXnXn triangular 0..1 arrays with no element equal to the sum mod 2 of all its neighbors

0

1, 4, 1, 1, 4, 16, 1, 1, 1, 4, 1, 16, 16, 1024, 1, 1, 1, 4, 256, 1, 1

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..21.

EXAMPLE

Some solutions for 6X6X6

.......1............0............0............0............1............0

......0.0..........0.1..........1.0..........1.0..........0.0..........0.1

.....0.0.0........0.0.0........0.0.0........0.0.0........1.1.1........1.1.1

....0.1.0.1......1.0.0.0......1.1.1.0......0.0.0.1......0.1.1.0......0.1.0.0

...0.0.0.1.1....1.1.1.0.1....0.1.1.0.0....1.0.1.1.1....1.0.1.0.1....1.0.0.0.0

..1.0.0.1.1.1..0.0.1.0.1.1..1.0.1.0.1.0..1.1.0.1.0.0..0.0.0.0.0.0..1.1.0.0.1.0

CROSSREFS

Sequence in context: A209565 A122185 A350000 * A136680 A288580 A035589

Adjacent sequences: A193749 A193750 A193751 * A193753 A193754 A193755

KEYWORD

nonn,more

AUTHOR

R. H. Hardin Aug 03 2011

STATUS

approved