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A154036 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. 0
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; text; internal format)
OFFSET

5,1

COMMENTS

Pattern 1155 1155 1539 1155 1155 starts at n=14 and continues through at least n=53.

LINKS

Table of n, a(n) for n=5..46.

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

CROSSREFS

Sequence in context: A253695 A253702 A235013 * A185765 A206015 A202908

Adjacent sequences:  A154033 A154034 A154035 * A154037 A154038 A154039

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 04 2009

STATUS

approved

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Last modified December 6 01:25 EST 2021. Contains 349558 sequences. (Running on oeis4.)