login

A054991 as a simple table

na(n)
10
20
31
41
52
61
71
82
93
102
114
121
132
141
155
162
173
183
193
202
214
223
232
242
253
262
272
284
295
301
313
321
331
342
353
362
375
381
394
402
414
424
437
444
455
465
472
484
493
502
515
525
534
546
556
565
576
585
592
603
614
624
635
644
656
664
677
682
696
705
715
723
734
745
757
763
775
784
792
804
814
824
834
846
852
863
874

[0,0,1,1,2,1,1,2,3,2,4,1,2,1,5,2,3,3,3,2,4,3,2,2,
 3,2,2,4,5,1,3,1,1,2,3,2,5,1,4,2,4,4,7,4,5,5,2,4,3,
 2,5,5,4,6,6,5,6,5,2,3,4,4,5,4,6,4,7,2,6,5,5,3,4,5,
 7,3,5,4,2,4,4,4,4,6,2,3,4]