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A121643 as a simple table

na(n)
01
11
21
32
49
528
666
7153
8433
91352
104104
1112188
1237506
13124155
14422307
151437135
165058945
1718255295
1865336580
19232233723
20832793160
213003712770
2210788778026
2338582183151
24137946936834
25493981065171
261770660835057
276347845365236

[1,1,1,2,9,28,66,153,433,1352,4104,12188,37506,
 124155,422307,1437135,5058945,18255295,65336580,
 232233723,832793160,3003712770,10788778026,
 38582183151,137946936834,493981065171,
 1770660835057,6347845365236]