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A052858 formatted as a simple table:

n a(n)
0 0
1 0
2 2
3 3
4 16
5 65
6 456
7 3157
8 28624
9 276705
10 3136240
11 38531141
12 528468744
13 7837577761
14 126588882616
15 2194957583925
16 40854219413536
17 810192673705793
18 17082845929433952
19 381225135102420997

[0,0,2,3,16,65,456,3157,28624,276705,3136240,
 38531141,528468744,7837577761,126588882616,
 2194957583925,40854219413536,810192673705793,
 17082845929433952,381225135102420997]

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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