(idea) by whizkid Mon Jul 10 2000 at 23:41:16

Anything based on the number seven.

For example, a heptal number is a base-7 number, as in 0, 1, 2, 3, 4, 5, 6, 10, 11, etc.

Sound farfetched? It isn't: The week in our calendar has seven days, and is, therefore, heptal.

I like it!

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