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A324843 as a simple table

na(n)
11
21
31
42
52
64
74
88
99
1015
1117
1231
1335
1457
1570
16111
17136
18213
19265
20405
21517
22763
23987
241458
251893
262736
273611
285161
296836
309702

[1,1,1,2,2,4,4,8,9,15,17,31,35,57,70,111,136,213,
 265,405,517,763,987,1458,1893,2736,3611,5161,6836,
 9702]