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A361261 as a simple table

na(n)
12
23
33
44
55
64
75
86
96
105
116
128
138
148
156
167
179
1810
1910
209
217
228
2310
2411
2511
2611
2710
288
299
3012
3113
3213
3313
3413
3512
369
3710
3813
3914
4015
4115
4215
4314
4413
4510
4611
4714
4815
4916
5016
5116
5216
5315
5414
5511
5612
5715
5817
5918
6018
6118
6218
6318
6417
6515
6612
6713
6817
6918
7019
7120
7220
7320
7420
7519
7618
7717
7813

[2,3,3,4,5,4,5,6,6,5,6,8,8,8,6,7,9,10,10,9,7,8,10,
 11,11,11,10,8,9,12,13,13,13,13,12,9,10,13,14,15,
 15,15,14,13,10,11,14,15,16,16,16,16,15,14,11,12,
 15,17,18,18,18,18,18,17,15,12,13,17,18,19,20,20,
 20,20,19,18,17,13]