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A113441 as a simple table

n a(n)
0 1
1 3
2 12
3 50
4 212
5 905
6 3872
7 16576
8 70968
9 303832
10 1300737
11 5568473
12 23838453
13 102051167
14 436874885
15 1870233780
16 8006350999
17 34274673894
18 146727674181
19 628131735844
20 2688991567300
21 11511399994065
22 49279563214531

[1,3,12,50,212,905,3872,16576,70968,303832,
 1300737,5568473,23838453,102051167,436874885,
 1870233780,8006350999,34274673894,146727674181,
 628131735844,2688991567300,11511399994065,
 49279563214531]

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Last modified April 24 13:49 EDT 2024. Contains 371958 sequences. (Running on oeis4.)