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A253609 as a simple table

n a(n)
1 2
2 4
3 3
4 6
5 5
6 9
7 14
8 19
9 11
10 15
11 29
12 57
13 94
14 40
15 22
16 65
17 171
18 483
19 269
20 124
21 23
22 137
23 549
24 2549
25 1996
26 1071
27 187
28 30
29 277
30 1786 

[2,4,3,6,5,9,14,19,11,15,29,57,94,40,22,65,171,
 483,269,124,23,137,549,2549,1996,1071,187,30,277,
 1786]

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)