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A214941 as a simple table

n a(n)
1 7
2 42
3 252
4 1470
5 8610
6 50190
7 292740
8 1706250
9 9946020
10 57970080
11 337883700
12 1969343880
13 11478292770
14 66900843240
15 389929523550
16 2272690998690 

[7,42,252,1470,8610,50190,292740,1706250,9946020,
 57970080,337883700,1969343880,11478292770,
 66900843240,389929523550,2272690998690]

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Last modified July 15 21:59 EDT 2024. Contains 374334 sequences. (Running on oeis4.)