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A153565
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Number of planar n X n X n binary triangular grids with no more than 3 ones in any similarly oriented 5 X 5 X 5 subtriangle.
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0
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1, 2, 8, 42, 176, 576, 5196, 73620, 1358751, 28558756, 692751617, 26643595004, 1466710451867, 108327240281718, 10438694555033407
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listen;
history;
text;
internal format)
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OFFSET
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0,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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