Sequence: total number of vertices in all n-dimensional regular polytopes
franktaw at netscape.net
franktaw at netscape.net
Tue Jul 15 01:23:28 CEST 2008
Nice sequence.
One minor quibble: I would make it 0 if the number is infinite, not -1.
The -1 would be appropriate if you didn't know whether there were
any 0's in the sequence, but in this case I think 0 is better.
Franklin T. Adams-Watters
-----Original Message-----
From: Jonathan Post <jvospost3 at gmail.com>
Total number of vertices in all n-dimensional regular polytopes, or -1
if the number is infinite.
n a(n)
0 1
1 2
2 -1
3 50
...
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