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A113398 as a simple table

na(n)
11
21
32
41
53
61
74
82
91
105
111
123
136
144
152
163
177
184
195
208
215
226
236
241
257
269
278
2810
299
301
3110
327
3311
341
3512
368
379
3811
3910
4011
4113
422
4314
4412
4515
461
472
4813
4916
5014
5112
5217
533

[1,1,2,1,3,1,4,2,1,5,1,3,6,4,2,3,7,4,5,8,5,6,6,1,
 7,9,8,10,9,1,10,7,11,1,12,8,9,11,10,11,13,2,14,12,
 15,1,2,13,16,14,12,17,3]