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A000953 as a simple table

n a(n)
7 1
8 5
9 24
10 109
11 465
12 1943
13 7827
14 31095
15 121356
16 469235
17 1797376
18 6844290
19 25928036

[1,5,24,109,465,1943,7827,31095,121356,469235,
 1797376,6844290,25928036]

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Last modified May 12 19:25 EDT 2024. Contains 372494 sequences. (Running on oeis4.)