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A198982 as a simple table

na(n)
11
21
31
42
54
62
75
834
934
105
1115
12481
131835
14481
1515
1652
178731
18146286
19146286
208731
2152
22202
23174454
2412662226
2553082012
2612662226
27174454
28202
29855
303603244
311112962873
3219622872903
3319622872903
341112962873
353603244
36855
373845
3875251971

[1,1,1,2,4,2,5,34,34,5,15,481,1835,481,15,52,8731,
 146286,146286,8731,52,202,174454,12662226,
 53082012,12662226,174454,202,855,3603244,
 1112962873,19622872903,19622872903,1112962873,
 3603244,855,3845,75251971]