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A016070
as a simple table
n
a(n)
1
4
2
5
3
6
4
7
5
8
6
9
7
11
8
12
9
15
10
21
11
22
12
26
13
38
14
88
15
109
16
173
17
212
18
235
19
264
20
3114
21
81619
[4,5,6,7,8,9,11,12,15,21,22,26,38,88,109,173,212, 235,264,3114,81619]
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Last modified April 23 07:11 EDT 2024. Contains 371905 sequences. (Running on oeis4.)