STATUS
editing
approved
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Revision History for A217240
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Number of triangular n X n X n arrays of occupancy after each element moves to some neighbor and with no occupancy greater than 2.
(history; published version)
(history; published version)
NAME
Number of triangular nXnXn n X n X n arrays of occupancy after each element moves to some neighbor and with no occupancy greater than 2.
COMMENTS
Column 2 of A217245.
CROSSREFS
Cf. A217245.
AUTHOR
R. H. Hardin , Sep 28 2012
STATUS
approved
editing
STATUS
proposed
approved
STATUS
editing
proposed
NAME
Number of triangular nXnXn arrays of occupancy after each element moves to some neighbor and with no occupancy greater than 2.
STATUS
approved
editing
STATUS
editing
approved
KEYWORD
nonn,hard,more,new
STATUS
approved
editing
STATUS
editing
approved
NAME
allocated for R. H. Hardin
Number of triangular nXnXn arrays of occupancy after each element moves to some neighbor and with no occupancy greater than 2
DATA
0, 7, 95, 6437, 1175140, 660602643
OFFSET
1,2
COMMENTS
Column 2 of A217245
EXAMPLE
Some solutions for n=4
.....2........1........1........1........1........2........0........1
....0.2......0.1......1.1......1.1......2.1......0.1......1.2......0.1
...0.1.1....2.1.2....0.2.1....2.1.2....1.0.1....1.0.1....0.0.1....2.0.1
..0.1.2.1..2.1.0.0..0.2.0.2..1.0.1.0..2.0.2.0..2.2.1.0..1.2.1.2..1.0.2.2
KEYWORD
allocated
nonn
AUTHOR
R. H. Hardin Sep 28 2012
STATUS
approved
editing
KEYWORD
allocating
allocated