login

A308686 as a simple table

na(n)
11
20
32
41
53
61
73
82
94
101
114
123
135
141
155
164
175
182
195
203
216
221
236
245
257
261
277
286
297
302
317
325
337
343
357
364
378
381
398
407
418
423
438
445
459
461
479
488
499
502
519
527
539
544
559
565
5710
581
5910
609
6110
623
6310
647
6511
661
6711
6810
6911
702
7111
729
7311
743
7511
768
7711
784
7911
807
8111
825
8311
846
8512
861
8712
8811
8912
905
9112
927
9313
941
9513
9612
9713
982
9913
10011
10113
1023
10313
10410
10513
1064
10713
1089
10913
1105
11113
1128
11314
1141
11514
11613
11713
1186
11913
1207

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