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A216025 as a simple table

n a(n)
1 1
2 2
3 2
4 5
5 12
6 42
7 136
8 602
9 2440
10 12840
11 61912
12 373780
13 2075312
14 14050312
15 87852160
16 656404264
17 4548247264
18 37060650272
19 281121815712
20 2475181138384
21 20358402201792
22 192262536609952
23 1701534399324544
24 17131843186425504

[1,2,2,5,12,42,136,602,2440,12840,61912,373780,
 2075312,14050312,87852160,656404264,4548247264,
 37060650272,281121815712,2475181138384,
 20358402201792,192262536609952,1701534399324544,
 17131843186425504]

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Last modified March 29 08:01 EDT 2024. Contains 371265 sequences. (Running on oeis4.)