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A243211 as a simple table

na(n)
11
21
31
43
53
61
76
815
915
103
111
1210
1345
14107
15128
1663
1710
181
1915
20105
21428
221062
231566
241276
25507
2669
271
2821
29210
301282
315160
3213971
3325191
3429235
3520508
367747
371251
3842
391
401
4128
42378
433198
4418591
4577124
46231090
47498097
48759117
49792942
50540361
51222597
5249053

[1,1,1,3,3,1,6,15,15,3,1,10,45,107,128,63,10,1,15,
 105,428,1062,1566,1276,507,69,1,21,210,1282,5160,
 13971,25191,29235,20508,7747,1251,42,1,1,28,378,
 3198,18591,77124,231090,498097,759117,792942,
 540361,222597,49053]