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A139444 as a simple table

n a(n)
1 4
2 7
3 9
4 13
5 22
6 26
7 30
8 33
9 36
10 38
11 42
12 114
13 125
14 126
15 181
16 291
17 296
18 386
19 1415
20 2573
21 3727
22 5574
23 7523
24 8682
25 9765 

[4,7,9,13,22,26,30,33,36,38,42,114,125,126,181,
 291,296,386,1415,2573,3727,5574,7523,8682,9765]

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Last modified April 19 16:21 EDT 2024. Contains 371794 sequences. (Running on oeis4.)