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A053305 as a simple table

na(n)
01
11
23
36
416
534
690
7211
8558
91371
103601
119209
1224110
1361740
14157559
15390832
16946490
172206364
184948194
1910591141
2021606125
2141821936
2276738813
23133157386
24218402867
25338187004
26494330780
27681660841
28886842587
291088201827

[1,1,3,6,16,34,90,211,558,1371,3601,9209,24110,
 61740,157559,390832,946490,2206364,4948194,
 10591141,21606125,41821936,76738813,133157386,
 218402867,338187004,494330780,681660841,886842587,
 1088201827]