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A001629 as a simple table

n a(n)
0 0
1 0
2 1
3 2
4 5
5 10
6 20
7 38
8 71
9 130
10 235
11 420
12 744
13 1308
14 2285
15 3970
16 6865
17 11822
18 20284
19 34690
20 59155
21 100610
22 170711
23 289032
24 488400
25 823800
26 1387225
27 2332418
28 3916061
29 6566290
30 10996580
31 18394910
32 30737759
33 51310978
34 85573315
35 142587180
36 237387960
37 394905492

[0,0,1,2,5,10,20,38,71,130,235,420,744,1308,2285,
 3970,6865,11822,20284,34690,59155,100610,170711,
 289032,488400,823800,1387225,2332418,3916061,
 6566290,10996580,18394910,30737759,51310978,
 85573315,142587180,237387960,394905492]

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Last modified April 21 15:26 EDT 2021. Contains 343154 sequences. (Running on oeis4.)