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A171861 as a simple table

n a(n)
1 1
2 2
3 4
4 6
5 9
6 13
7 18
8 25
9 34
10 46
11 62
12 83
13 111
14 148
15 197
16 262
17 348
18 462
19 613
20 813
21 1078
22 1429
23 1894
24 2510
25 3326
26 4407
27 5839
28 7736
29 10249
30 13578
31 17988
32 23830
33 31569
34 41821
35 55402
36 73393
37 97226
38 128798
39 170622
40 226027
41 299423
42 396652
43 525453
44 696078
45 922108

[1,2,4,6,9,13,18,25,34,46,62,83,111,148,197,262,
 348,462,613,813,1078,1429,1894,2510,3326,4407,
 5839,7736,10249,13578,17988,23830,31569,41821,
 55402,73393,97226,128798,170622,226027,299423,
 396652,525453,696078,922108]

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Last modified April 24 03:08 EDT 2024. Contains 371918 sequences. (Running on oeis4.)