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A128439 as a simple table

n a(n)
1 1
2 5
3 12
4 27
5 55
6 107
7 203
8 375
9 684
10 1229
11 2189
12 3863
13 6773
14 11801
15 20460
16 35311
17 60707
18 104003
19 177631
20 302539
21 513996
22 871265
23 1473817
24 2488367
25 4194025
26 7057517
27 11858508
28 19898115
29 33345679
30 55814939
31 93320819
32 155867103

[1,5,12,27,55,107,203,375,684,1229,2189,3863,6773,
 11801,20460,35311,60707,104003,177631,302539,
 513996,871265,1473817,2488367,4194025,7057517,
 11858508,19898115,33345679,55814939,93320819,
 155867103]

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Last modified October 23 16:20 EDT 2021. Contains 348215 sequences. (Running on oeis4.)