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A128736 as a simple table

na(n)
01
11
23
310
435
5127
6474
71810
87043
927839
10111503
11451640
121847032
137616692
1431637664
15132252886
16555967283
172348920207
189968617393
1942477135370
20181661283779
21779492777031
223354893322350
2314479454240492
2462652100034380

[1,1,3,10,35,127,474,1810,7043,27839,111503,
 451640,1847032,7616692,31637664,132252886,
 555967283,2348920207,9968617393,42477135370,
 181661283779,779492777031,3354893322350,
 14479454240492,62652100034380]