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A098570 as a simple table

n a(n)
1 1
2 1
3 1
4 2
5 1
6 3
7 1
8 10
9 9
10 7
11 9
12 7
13 36
14 105
15 375
16 120
17 280
18 226
19 1215
20 263
21 2098
22 310
23 2330 

[1,1,1,2,1,3,1,10,9,7,9,7,36,105,375,120,280,226,
 1215,263,2098,310,2330]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)