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A076926 as a simple table

n a(n)
1 2
2 6
3 30
4 420
5 2310
6 30030
7 510510
8 38798760
9 669278610
10 6469693230
11 200560490130
12 14841476269620
13 304250263527210
14 13082761331670030
15 614889782588491410
16 260713267817520357840
17 1922760350154212639070

[2,6,30,420,2310,30030,510510,38798760,669278610,
 6469693230,200560490130,14841476269620,
 304250263527210,13082761331670030,
 614889782588491410,260713267817520357840,
 1922760350154212639070]

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Last modified December 21 00:28 EST 2014. Contains 252290 sequences.