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A023433 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 4
7 7
8 12
9 21
10 38
11 70
12 129
13 238
14 442
15 827
16 1556
17 2939
18 5570
19 10593
20 20214
21 38690
22 74251
23 142844
24 275430
25 532215
26 1030440
27 1998733
28 3883552
29 7557865
30 14730670
31 28751455
32 56192036
33 109959882
34 215431019
35 422541192
36 829642870
37 1630613418

[1,1,1,1,1,2,4,7,12,21,38,70,129,238,442,827,1556,
 2939,5570,10593,20214,38690,74251,142844,275430,
 532215,1030440,1998733,3883552,7557865,14730670,
 28751455,56192036,109959882,215431019,422541192,
 829642870,1630613418]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)