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A127680 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 8
5 17
6 35
7 74
8 154
9 324
10 677
11 1422
12 2977
13 6246
14 13086
15 27444
16 57518
17 120600
18 252794
19 529994
20 1111013
21 2329187
22 4882755
23 10236280
24 21458943
25 44986461
26 94308415
27 197707134
28 414469000
29 868886834
30 1821517772
31 3818600772

[1,1,2,4,8,17,35,74,154,324,677,1422,2977,6246,
 13086,27444,57518,120600,252794,529994,1111013,
 2329187,4882755,10236280,21458943,44986461,
 94308415,197707134,414469000,868886834,1821517772,
 3818600772]

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Last modified September 24 16:41 EDT 2022. Contains 356943 sequences. (Running on oeis4.)