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A193817 as a simple table

na(n)
01
12
21
36
45
51
614
717
87
91
1030
1149
1231
139
141
1562
16129
17111
1849
1911
201
21126
22321
23351
24209
2571
2613
271
28254
29769
301023
31769
32351
3397
3415
351
36510
371793
382815
392561
401471
41545
42127
4317
441
451022
464097
477423
487937
495503
502561
51799
52161
5319
541
552046
569217
5718943

[1,2,1,6,5,1,14,17,7,1,30,49,31,9,1,62,129,111,49,
 11,1,126,321,351,209,71,13,1,254,769,1023,769,351,
 97,15,1,510,1793,2815,2561,1471,545,127,17,1,1022,
 4097,7423,7937,5503,2561,799,161,19,1,2046,9217,
 18943]