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A053391 as a simple table

na(n)
01
11
22
35
410
527
643
7118
8183
9414
10700
111554
122229
135002
147591
1514267
1622378
1742866
1862093
19116639
20170909
21297002
22447730
23765973
241096141
251861030
262707679
274356383
286351345
2910173716
3014425510
3122886088

[1,1,2,5,10,27,43,118,183,414,700,1554,2229,5002,
 7591,14267,22378,42866,62093,116639,170909,297002,
 447730,765973,1096141,1861030,2707679,4356383,
 6351345,10173716,14425510,22886088]