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A181893 as a simple table

n a(n)
1 1
2 1
3 1
4 3
5 7
6 16
7 34
8 70
9 130
10 235
11 445
12 769
13 1417
14 2497
15 4177
16 6529
17 11233
18 17713
19 30673
20 49033
21 76233
22 119433
23 205833
24 316713
25 471945
26 715881
27 1026345
28 1449705
29 2296425
30 3376425
31 5536425
32 8128425
33 11814825
34 17528745
35 25242537
36 34480425
37 52956201
38 81509673

[1,1,1,3,7,16,34,70,130,235,445,769,1417,2497,
 4177,6529,11233,17713,30673,49033,76233,119433,
 205833,316713,471945,715881,1026345,1449705,
 2296425,3376425,5536425,8128425,11814825,17528745,
 25242537,34480425,52956201,81509673]

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Last modified October 20 22:44 EDT 2019. Contains 328291 sequences. (Running on oeis4.)