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A303779 as a simple table

na(n)
01
12
23
32
43
52
64
75
86
95
103
112
127
134
147
154
166
172
184
197
204
218
224
239
2410
257
2611
277
283
292
3011
317
324
3312
3413
357
364
376
385
393
408
417
4211
437
4414
4515
468
475
484
4910
508
514
5212
537
548
557
568
577
5813
599
6015
619
6213
639
6413
652
6616
679
684
6913
709
714
7217
739
744
7513
767
7718
7813
797
804
8113
829
8319
8415
858
864
8717
889
898
907
918
929
9313
9415
9513
967
9711
987
993
10011
1017
10212
10313
1047

[1,2,3,2,3,2,4,5,6,5,3,2,7,4,7,4,6,2,4,7,4,8,4,9,
 10,7,11,7,3,2,11,7,4,12,13,7,4,6,5,3,8,7,11,7,14,
 15,8,5,4,10,8,4,12,7,8,7,8,7,13,9,15,9,13,9,13,2,
 16,9,4,13,9,4,17,9,4,13,7,18,13,7,4,13,9,19,15,8,
 4,17,9,8,7,8,9,13,15,13,7,11,7,3,11,7,12,13,7]