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A175309 as a simple table

n a(n)
1 2
2 3
3 5
4 18713
5 5
6 683747
7 17
8 98303867
9 13
10 60335249851
11 137
12 1169769749111
13 8021749
14 3945769040698829
15 1071065111
16 159067808851610411
17 1613902553

[2,3,5,18713,5,683747,17,98303867,13,60335249851,
 137,1169769749111,8021749,3945769040698829,
 1071065111,159067808851610411,1613902553]

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Last modified December 15 11:05 EST 2018. Contains 318148 sequences. (Running on oeis4.)