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A091391 as a simple table

na(n)
01
14
211
316
47
512
616
76
88
913
101
115
1210
1316
141
155
169
1715
182
194
207
2112
2216
235
249
2514
262
276
281
298
3010
3115
323
337
3412
350
366
3710
384
3910
4015
410
423
438
4412
4514
467
479
4814
493
508
5110
5213
532
544
557
5612
5716
585
597
6016
611
626
6312
6416
656
6611
670
684
696
7015
710
723
735
749
7513
768
7715
780
795
8010
8114
822
839
8414
851
867
8711

[1,4,11,16,7,12,16,6,8,13,1,5,10,16,1,5,9,15,2,4,
 7,12,16,5,9,14,2,6,1,8,10,15,3,7,12,0,6,10,4,10,
 15,0,3,8,12,14,7,9,14,3,8,10,13,2,4,7,12,16,5,7,
 16,1,6,12,16,6,11,0,4,6,15,0,3,5,9,13,8,15,0,5,10,
 14,2,9,14,1,7,11]