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A228477 as a simple table

n a(n)
1 2
2 4
3 14
4 41
5 127
6 386
7 1181
8 3605
9 11013
10 33635
11 102734
12 313780
13 958385
14 2927208
15 8940618
16 27307464
17 83405606
18 254747013
19 778077691
20 2376494562
21 7258563605
22 22169941573
23 67713990833
24 206819875427
25 631693101322
26 1929389878184

[2,4,14,41,127,386,1181,3605,11013,33635,102734,
 313780,958385,2927208,8940618,27307464,83405606,
 254747013,778077691,2376494562,7258563605,
 22169941573,67713990833,206819875427,631693101322,
 1929389878184]

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Last modified March 19 04:58 EDT 2024. Contains 370952 sequences. (Running on oeis4.)