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A194518 as a simple table

na(n)
1-2
23
31
4-1
54
62
70
85
93
101
11-1
124
132
140
155
163
171
186
194
202
210
225
233
241
256
264
272
287
295
303
311
326
334
342
357
365
373
388
396
404
412
427
435
443
458
466
474
489
497
505
513
528
536
544
559
567
575
5810
598
606
614
629
637
645
6510
668
676
6811
699
707
715
7210
738
746
7511
769
777
7812
7910
808
816
8211
839
847
8512
8610
878
8813
8911
909
917
9212
9310

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