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A006905 formatted as a simple table:

n a(n)
0 1
1 2
2 13
3 171
4 3994
5 154303
6 9415189
7 878222530
8 122207703623
9 24890747921947
10 7307450299510288
11 3053521546333103057
12 1797003559223770324237
13 1476062693867019126073312
14 1679239558149570229156802997
15 2628225174143857306623695576671
16 5626175867513779058707006016592954

[1,2,13,171,3994,154303,9415189,878222530,
 122207703623,24890747921947,7307450299510288,
 3053521546333103057,1797003559223770324237,
 1476062693867019126073312,
 1679239558149570229156802997,
 2628225174143857306623695576671,
 5626175867513779058707006016592954]

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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