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A270806 A269747(n) - A270805(n). 2
0, 0, 0, 0, 0, 8, 27, 69, 154, 309, 546, 889 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,6
COMMENTS
Number of regular tetrahedra in an n-node-per-edge tetrahedral grid that do not have all four vertices on the boundary of the parent grid.
LINKS
CROSSREFS
Sequence in context: A030479 A061096 A084825 * A372227 A246992 A351601
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Apr 02 2016
STATUS
approved

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Last modified September 9 16:11 EDT 2024. Contains 375765 sequences. (Running on oeis4.)