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A147189 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 3
10 5
11 11
12 19
13 53
14 119
15 315
16 741
17 2791
18 8507
19 37441
20 131241
21 690373
22 2947311
23 17685311
24 87080583
25 622517947
26 3695889011
27 31549600531 

[1,1,1,1,1,1,1,1,3,5,11,19,53,119,315,741,2791,
 8507,37441,131241,690373,2947311,17685311,
 87080583,622517947,3695889011,31549600531]

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Last modified April 19 02:28 EDT 2024. Contains 371782 sequences. (Running on oeis4.)