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A098491 as a simple table

na(n)
01
10
21
31
42
53
65
76
88
911
1015
1119
1225
1332
1441
1552
1666
1783
18104
19129
20160
21197
22242
23296
24361
25438
26530
27640
28770
29923
301105
311318
321569
331864
342208
352611
363082
373628
384264
395003
405858
416848
427993
439312
4410833
4512584
4614595
4716904
4819552
4922582
5026049

[1,0,1,1,2,3,5,6,8,11,15,19,25,32,41,52,66,83,104,
 129,160,197,242,296,361,438,530,640,770,923,1105,
 1318,1569,1864,2208,2611,3082,3628,4264,5003,5858,
 6848,7993,9312,10833,12584,14595,16904,19552,
 22582,26049]