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A153951 as a simple table

n a(n)
0 1
1 2
2 4
3 16
4 48
5 181
6 930
7 8275
8 75027
9 1115868
10 15698357
11 385413794
12 9296853593
13 385316885091
14 15604629751554
15 1064622004776402

[1,2,4,16,48,181,930,8275,75027,1115868,15698357,
 385413794,9296853593,385316885091,15604629751554,
 1064622004776402]

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Last modified September 6 10:27 EDT 2024. Contains 375712 sequences. (Running on oeis4.)