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A193617 as a simple table

n a(n)
0 0
1 1
2 1
3 1
4 1
5 2
6 4
7 8
8 18
9 43
10 107
11 282
12 771
13 2167
14 6241
15 18421
16 55309
17 168845
18 524728
19 1649764

[0,1,1,1,1,2,4,8,18,43,107,282,771,2167,6241,
 18421,55309,168845,524728,1649764]

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)