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A260418 as a simple table

na(n)
01
12
22
32
41
53
62
74
83
92
103
112
125
132
143
153
162
174
183
193
203
212
225
232
243
253
262
276
283
294
303
315
326
333
343
355
363
375
384
392
405
414
427
433
442
457
464
476
482
492
504
513
528
534
541
552
564
578
586
592
605
612
627
634
644
653
664
675
682
694
705
716
724
733
742
755
762
777
784
795
805
812
825
833
846
855
864
877
883
894
903
915
929
933
944
953
965
9711
984
995
1005

[1,2,2,2,1,3,2,4,3,2,3,2,5,2,3,3,2,4,3,3,3,2,5,2,
 3,3,2,6,3,4,3,5,6,3,3,5,3,5,4,2,5,4,7,3,2,7,4,6,2,
 2,4,3,8,4,1,2,4,8,6,2,5,2,7,4,4,3,4,5,2,4,5,6,4,3,
 2,5,2,7,4,5,5,2,5,3,6,5,4,7,3,4,3,5,9,3,4,3,5,11,
 4,5,5]