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A143553 as a simple table

n a(n)
0 1
1 1
2 2
3 14
4 50
5 432
6 1818
7 17082
8 77714
9 763967
10 3637718
11 36786268
12 180481258
13 1860798032
14 9324573430
15 97502825964
16 496344066386
17 5245970686152
18 27032002846992
19 288124627083382
20 1499144278319270
21 16087838913122064

[1,1,2,14,50,432,1818,17082,77714,763967,3637718,
 36786268,180481258,1860798032,9324573430,
 97502825964,496344066386,5245970686152,
 27032002846992,288124627083382,1499144278319270,
 16087838913122064]

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Last modified July 19 05:50 EDT 2024. Contains 374389 sequences. (Running on oeis4.)