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A122082 formatted as a simple table:

n a(n)
0 1
1 2
2 5
3 16
4 67
5 404
6 3904
7 64840
8 1930842
9 104698904
10 10401039400
11 1900637187280
12 641429385018832
13 401454435464761376
14 467919402404052870944
15 1019758699013228238271040
16 4171161230867751509749228304

[1,2,5,16,67,404,3904,64840,1930842,104698904,
 10401039400,1900637187280,641429385018832,
 401454435464761376,467919402404052870944,
 1019758699013228238271040,
 4171161230867751509749228304]

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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