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A033468 formatted as a simple table:

n a(n)
0 1
1 2
2 10
3 5
4 85
5 2210
6 81770
7 204425
8 204425
9 16762850
10 1693047850
11 51637959425
12 1497500823325
13 2995001646650
14 590015324390050
15 33335865828037825
16 8567317517805721025
17 17134635035611442050

[1,2,10,5,85,2210,81770,204425,204425,16762850,
 1693047850,51637959425,1497500823325,
 2995001646650,590015324390050,33335865828037825,
 8567317517805721025,17134635035611442050]

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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