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A139755 as a simple table

na(n)
11
21
31
41
52
62
72
81
91
101
113
125
137
148
158
166
174
182
191
204
219
2216
2324
2432
2537
2638
2735
2828
2920
3012
316
322
331
341
355
3614
3730
3854
3986
40123
41160
42191
43210
44214
45202
46176
47141
48104
4969
5041
5121
529
533
541
556
5620
5750
58104
59190
60313
61473
62663
63868
641068
651240
661362
671417
681398
691307
701157
71968

[1,1,1,1,2,2,2,1,1,1,3,5,7,8,8,6,4,2,1,4,9,16,24,
 32,37,38,35,28,20,12,6,2,1,1,5,14,30,54,86,123,
 160,191,210,214,202,176,141,104,69,41,21,9,3,1,6,
 20,50,104,190,313,473,663,868,1068,1240,1362,1417,
 1398,1307,1157,968]