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A146227 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 3
6 13
7 37
8 183
9 817
10 5601
11 59649
12 681701
13 9890411
14 176577709
15 3939621645
16 118135623109
17 4491780681983
18 213414295100783
19 12753739646336971
20 960252990758480757
21 92263548659475375193

[1,1,1,1,3,13,37,183,817,5601,59649,681701,
 9890411,176577709,3939621645,118135623109,
 4491780681983,213414295100783,12753739646336971,
 960252990758480757,92263548659475375193]

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Last modified April 25 07:41 EDT 2024. Contains 371964 sequences. (Running on oeis4.)