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A002059 formatted as a simple table:

n a(n)
5 3
6 32
7 225
8 1320
9 7007
10 34944
11 167076
12 775200
13 3517470
14 15690048
15 69052555
16 300638520
17 1297398375
18 5557977600
19 23663585880
20 100222246080
21 422559514170
22 1774647576000
23 7427639542050
24 30994292561232
25 128989359164358

[3,32,225,1320,7007,34944,167076,775200,3517470,
 15690048,69052555,300638520,1297398375,5557977600,
 23663585880,100222246080,422559514170,
 1774647576000,7427639542050,30994292561232,
 128989359164358]

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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