cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A270806 A269747(n) - A270805(n).

Original entry on oeis.org

0, 0, 0, 0, 0, 8, 27, 69, 154, 309, 546, 889
Offset: 0

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Author

N. J. A. Sloane, Apr 02 2016

Keywords

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.

Crossrefs

Cf. A269747, A270805.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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