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A173497 as a simple table

n a(n)
0 2
1 1
2 2
3 3
4 4
5 6
6 8
7 11
8 15
9 21
10 29
11 40
12 55
13 75
14 103
15 141
16 193
17 264
18 361
19 493
20 674
21 921
22 1258
23 1719
24 2348
25 3208
26 4382
27 5986
28 8177
29 11170
30 15259
31 20844
32 28474
33 38896
34 53133
35 72581
36 99148
37 135439
38 185013
39 252733
40 345240
41 471607
42 644227
43 880031

[2,1,2,3,4,6,8,11,15,21,29,40,55,75,103,141,193,
 264,361,493,674,921,1258,1719,2348,3208,4382,5986,
 8177,11170,15259,20844,28474,38896,53133,72581,
 99148,135439,185013,252733,345240,471607,644227,
 880031]

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Last modified May 13 01:02 EDT 2024. Contains 372497 sequences. (Running on oeis4.)