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A139449 as a simple table

n a(n)
1 2
2 4
3 5
4 7
5 8
6 10
7 11
8 23
9 25
10 67
11 87
12 125
13 141
14 242
15 255
16 258
17 279
18 316
19 449
20 578
21 871
22 1072
23 1886
24 2071
25 3315
26 18225

[2,4,5,7,8,10,11,23,25,67,87,125,141,242,255,258,
 279,316,449,578,871,1072,1886,2071,3315,18225]

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Last modified July 13 15:41 EDT 2024. Contains 374284 sequences. (Running on oeis4.)