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A000314 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 4
4 31
5 362
6 5676
7 111982
8 2666392
9 74433564
10 2384579440
11 86248530296
12 3476794472064
13 154579941792256
14 7514932528712896
15 396595845237540600 

[1,1,1,4,31,362,5676,111982,2666392,74433564,
 2384579440,86248530296,3476794472064,
 154579941792256,7514932528712896,
 396595845237540600]

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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