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A154036
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Number of planar triangular n X n X n nonnegative integer grids with every similarly oriented 5 X 5 X 5 subtriangle summing to 3.
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0
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680, 2194, 3418, 3544, 3331, 2988, 2519, 1173, 1157, 1155, 1155, 1539, 1155, 1155, 1155, 1155, 1539, 1155, 1155, 1155, 1155, 1539, 1155, 1155, 1155, 1155, 1539, 1155, 1155, 1155, 1155, 1539, 1155, 1155, 1155, 1155, 1539, 1155, 1155, 1155, 1155, 1539
(list; graph; refs; listen; history; internal format)
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OFFSET
| 5,1
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COMMENTS
| Pattern 1155 1155 1539 1155 1155 starts at n=14 and continues through at least n=53.
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EXAMPLE
| Maximal zeros solution for n=14
...............0
..............0.0
.............0.0.0
............0.0.1.0
...........0.1.0.0.1
..........1.0.0.0.0.0
.........0.0.0.0.1.0.0
........0.0.0.1.0.0.0.0
.......0.0.1.0.0.0.0.1.0
......0.1.0.0.0.0.1.0.0.1
.....1.0.0.0.0.1.0.0.0.0.0
....0.0.0.0.1.0.0.0.0.1.0.0
...0.0.0.1.0.0.0.0.1.0.0.0.0
..0.0.0.0.1.0.0.0.0.1.0.0.0.0
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CROSSREFS
| Sequence in context: A164650 A200828 A097772 * A185765 A206015 A202908
Adjacent sequences: A154033 A154034 A154035 * A154037 A154038 A154039
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KEYWORD
| nonn
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AUTHOR
| R. H. Hardin (rhhardin(AT)att.net) Jan 04 2009
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