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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.)