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A054971 as a simple table

n a(n)
1 1
2 2
3 5
4 16
5 38
6 44
7 156
8 583
9 1359
10 1470
11 1556
12 53537
13 158476
14 161656
15 171657
16 190914
17 371778
18 382173
19 615769
20 1207698
21 1686537
22 16943262
23 88274141
24 496329416
25 765609041
26 1820198063
27 2497949426
28 2850685772
29 15911875336

[1,2,5,16,38,44,156,583,1359,1470,1556,53537,
 158476,161656,171657,190914,371778,382173,615769,
 1207698,1686537,16943262,88274141,496329416,
 765609041,1820198063,2497949426,2850685772,
 15911875336]

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Last modified April 16 18:12 EDT 2024. Contains 371750 sequences. (Running on oeis4.)