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A054580 as a simple table

na(n)
00
11
24
39
416
58
62
715
813
913
1015
112
128
1316
149
154
161
170
181
194
209
2116
228
232
2415
2513
2613
2715
282
298
3016
319
324
331
340
351
364
379
3816
398
402
4115
4213
4313
4415
452
468
4716
489
494
501
510
521
534
549
5516
568
572
5815
5913
6013
6115
622
638
6416
659
664
671
680
691
704
719
7216
738
742
7515
7613
7713
7815
792
808
8116
829
834
841
850
861
874
889

[0,1,4,9,16,8,2,15,13,13,15,2,8,16,9,4,1,0,1,4,9,
 16,8,2,15,13,13,15,2,8,16,9,4,1,0,1,4,9,16,8,2,15,
 13,13,15,2,8,16,9,4,1,0,1,4,9,16,8,2,15,13,13,15,
 2,8,16,9,4,1,0,1,4,9,16,8,2,15,13,13,15,2,8,16,9,
 4,1,0,1,4,9]