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A022811 as a simple table

n a(n)
0 1
1 1
2 3
3 6
4 13
5 23
6 44
7 74
8 129
9 210
10 345
11 542
12 858
13 1310
14 2004
15 2996
16 4467
17 6540
18 9552
19 13744
20 19711
21 27943
22 39452
23 55172
24 76865
25 106200
26 146173
27 199806
28 272075
29 368247
30 496642
31 666201
32 890602
33 1184957
34 1571417
35 2075058
36 2731677
37 3582119
38 4683595
39 6102256

[1,1,3,6,13,23,44,74,129,210,345,542,858,1310,
 2004,2996,4467,6540,9552,13744,19711,27943,39452,
 55172,76865,106200,146173,199806,272075,368247,
 496642,666201,890602,1184957,1571417,2075058,
 2731677,3582119,4683595,6102256]

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Last modified July 22 23:01 EDT 2024. Contains 374544 sequences. (Running on oeis4.)