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A052956 as a simple table

n a(n)
0 2
1 3
2 6
3 11
4 21
5 40
6 77
7 149
8 290
9 567
10 1113
11 2192
12 4329
13 8569
14 16994
15 33755
16 67133
17 133656
18 266325
19 531053
20 1059522
21 2114863
22 4222961
23 8434976
24 16852241
25 33675825
26 67305282
27 134535539
28 268949685
29 537702952
30 1075088093
31 2149661957

[2,3,6,11,21,40,77,149,290,567,1113,2192,4329,
 8569,16994,33755,67133,133656,266325,531053,
 1059522,2114863,4222961,8434976,16852241,33675825,
 67305282,134535539,268949685,537702952,1075088093,
 2149661957]

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Last modified April 24 08:43 EDT 2024. Contains 371927 sequences. (Running on oeis4.)