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A209240 as a simple table

na(n)
01
12
21
34
44
51
68
714
84
91
1016
1144
1216
134
141
1532
16132
1758
1816
194
201
2164
22384
23200
2460
2516
264
271
28128
291096
30668
31214
3260
3316
344
351
36256
373088
382180
39740
40216
4160
4216
434
441
45512
468624
476992
482504
49754
50216
5160
5216
534
541
551024
5623936
5722128
588332
592576
60756
61216
6260
6316
644
651

[1,2,1,4,4,1,8,14,4,1,16,44,16,4,1,32,132,58,16,4,
 1,64,384,200,60,16,4,1,128,1096,668,214,60,16,4,1,
 256,3088,2180,740,216,60,16,4,1,512,8624,6992,
 2504,754,216,60,16,4,1,1024,23936,22128,8332,2576,
 756,216,60,16,4,1]