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A139176 formatted as a simple table:

n a(n)
3 0
4 3
5 19
6 119
7 839
8 6719
9 60479
10 604799
11 6652799
12 79833599
13 1037836799
14 14529715199
15 217945727999
16 3487131647999
17 59281238015999
18 1067062284287999
19 20274183401471999
20 405483668029439999

[0,3,19,119,839,6719,60479,604799,6652799,
 79833599,1037836799,14529715199,217945727999,
 3487131647999,59281238015999,1067062284287999,
 20274183401471999,405483668029439999]

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.


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