A081244
formatted as a simple table:
n
a(n)
0
1
1
20
2
260
3
360
4
365
5
7200
6
18980
7
144000
8
2880000
9
57600000
10
1152000000
11
23040000000
[1,20,260,360,365,7200,18980,144000,2880000, 57600000,1152000000,23040000000]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 16 17:18 EST 2009. Contains 170825 sequences.
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