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A026165 as a simple table

n a(n)
0 1
1 2
2 6
3 17
4 49
5 141
6 407
7 1177
8 3411
9 9904
10 28808
11 83931
12 244895
13 715534
14 2093262
15 6130767
16 17974779
17 52751358
18 154950378
19 455524203
20 1340182539
21 3945723033
22 11624603235
23 34268836707
24 101081770181
25 298320243976
26 880875609552

[1,2,6,17,49,141,407,1177,3411,9904,28808,83931,
 244895,715534,2093262,6130767,17974779,52751358,
 154950378,455524203,1340182539,3945723033,
 11624603235,34268836707,101081770181,298320243976,
 880875609552]

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Last modified April 23 11:35 EDT 2024. Contains 371912 sequences. (Running on oeis4.)