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A094893 as a simple table

n a(n)
1 1
2 4
3 12
4 34
5 84
6 212
7 488
8 1162
9 2580
10 5932
11 12888
12 28948
13 61992
14 136936
15 290256
16 633178
17 1331892
18 2877308
19 6016760
20 12897340
21 26843256
22 57175384
23 118545072
24 251163204
25 519103624
26 1094915512
27 2256939888
28 4742198632
29 9752832720

[1,4,12,34,84,212,488,1162,2580,5932,12888,28948,
 61992,136936,290256,633178,1331892,2877308,
 6016760,12897340,26843256,57175384,118545072,
 251163204,519103624,1094915512,2256939888,
 4742198632,9752832720]

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Last modified May 8 05:40 EDT 2024. Contains 372319 sequences. (Running on oeis4.)