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A003800 formatted as a simple table:

n a(n)
2 168
3 5616
4 60480
5 372000
6 5630688
7 16482816
8 42456960
9 212427600
10 810534816
11 4277145600
12 6950204928
13 16934047920
14 78156525216
15 152334000000
16 282027786768
17 499631102880
18 851974934400
19 1098404364288

[168,5616,60480,372000,5630688,16482816,42456960,
 212427600,810534816,4277145600,6950204928,
 16934047920,78156525216,152334000000,282027786768,
 499631102880,851974934400,1098404364288]

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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