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A205557 as a simple table

na(n)
13
29
36
46
515
612
76
812
96
1021
1118
1212
136
1427
1524
1618
1712
186
1924
2018
2112
2230
2324
2418
256
2639
2736
2830
2924
3018
3112
3236
3330
3424
3512
366
3745
3842
3936
4030
4124
4218
436
4451
4548
4642
4736
4830
4924
5012
516
5257
5354
5448
5542
5636
5730
5818
5912
606
6154
6248
6342
6430
6524
6618
6760
6854
6948
7036

[3,9,6,6,15,12,6,12,6,21,18,12,6,27,24,18,12,6,24,
 18,12,30,24,18,6,39,36,30,24,18,12,36,30,24,12,6,
 45,42,36,30,24,18,6,51,48,42,36,30,24,12,6,57,54,
 48,42,36,30,18,12,6,54,48,42,30,24,18,60,54,48,36]