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A261216 as a simple table

na(n)
00
11
21
32
40
52
63
75
83
93
104
114
120
132
144
155
163
171
184
195
205
216
222
235
245
253
264
276
287
297
304
311
322
331
347
357
368
376
3814
390
400
410
428
436
448
459
4611
4715
4815
491
502
519
5211
539
549
5510
5610
5712
5814
5922
603
6110
6210
636
648
6510
6611
679
6813
6916
7023
7123
7211
739
747
7510
7611
7711
7812
798
8017
8117
8221
8322
840
858
8611
8711
889
8910
9012
9113
9219
9316
9413
9520
9619
971
981
9910
1007
1018
1027
10313
10413
10514
10618
1078
10812
10918
11018
1112
1120
11312
1146
1156
1166
11714
11812
11914

[0,1,1,2,0,2,3,5,3,3,4,4,0,2,4,5,3,1,4,5,5,6,2,5,
 5,3,4,6,7,7,4,1,2,1,7,7,8,6,14,0,0,0,8,6,8,9,11,
 15,15,1,2,9,11,9,9,10,10,12,14,22,3,10,10,6,8,10,
 11,9,13,16,23,23,11,9,7,10,11,11,12,8,17,17,21,22,
 0,8,11,11,9,10,12,13,19,16,13,20,19,1,1,10,7,8,7,
 13,13,14,18,8,12,18,18,2,0,12,6,6,6,14,12,14]