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A218905 as a simple table

na(n)
11
21
31
41
53
61
71
83
94
103
111
121
133
144
155
164
173
181
191
203
214
225
234
246
255
264
274
283
291
301
313
324
335
344
356
367
376
386
396
405
414
424
433
441
451
463
474
485
494
506
517
524
536
546
558
567
578
586
596
606
615
624
634
644
653
661
671
683
694
705
714
726
737
744
756
766
778
789
796
808
818
828
838
847
859
868
876
886
896
906
915
924
934
944
953
961
971
983
994
1005
1014
1026
1037
1044
1056
1066
1078
1089
1094
1106
1118
1128
1138
11410
1159
1168
1178
1189
11910
1208
1218
1228
1238
1247
1259
1268
1278
1286
1296
1306
1316
1325
1334
1344
1354
1364
1373
1381

[1,1,1,1,3,1,1,3,4,3,1,1,3,4,5,4,3,1,1,3,4,5,4,6,
 5,4,4,3,1,1,3,4,5,4,6,7,6,6,6,5,4,4,3,1,1,3,4,5,4,
 6,7,4,6,6,8,7,8,6,6,6,5,4,4,4,3,1,1,3,4,5,4,6,7,4,
 6,6,8,9,6,8,8,8,8,7,9,8,6,6,6,6,5,4,4,4,3,1,1,3,4,
 5,4,6,7,4,6,6,8,9,4,6,8,8,8,10,9,8,8,9,10,8,8,8,8,
 7,9,8,8,6,6,6,6,5,4,4,4,4,3,1]