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A189449 as a simple table

na(n)
11
22
31
43
55
61
75
816
913
101
118
1261
1380
1434
151
1613
17225
18666
19400
2089
211
2221
23841
245080
257300
262000
27233
281
2934
303136
3140106
32118128
3380282
3410000
35610
361
3755
3811705
39313136
402008890
412735828
42883049
4350000
441597
451
4689
4743681
482455013
4933735505
50100047288

[1,2,1,3,5,1,5,16,13,1,8,61,80,34,1,13,225,666,
 400,89,1,21,841,5080,7300,2000,233,1,34,3136,
 40106,118128,80282,10000,610,1,55,11705,313136,
 2008890,2735828,883049,50000,1597,1,89,43681,
 2455013,33735505,100047288]