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A208015 as a simple table

n a(n)
1 12
2 144
3 420
4 1943
5 5952
6 16224
7 55624
8 181192
9 545140
10 1737120
11 5591900
12 17461000
13 55016920
14 175036148
15 552196708
16 1741059012
17 5511897568
18 17422085700
19 55006038672
20 173881945232
21 549639384692
22 1736473292204
23 5487493400532

[12,144,420,1943,5952,16224,55624,181192,545140,
 1737120,5591900,17461000,55016920,175036148,
 552196708,1741059012,5511897568,17422085700,
 55006038672,173881945232,549639384692,
 1736473292204,5487493400532]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)