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A304739 as a simple table

na(n)
10
21
32
43
52
64
74
83
94
103
115
125
135
144
156
165
174
185
196
205
217
226
236
246
257
266
277
286
298
306
315
328
337
349
357
369
378
3810
397
406
417
4210
439
4411
456
467
478
487
497
508
518
527
538
549
558
5611
5710
5812
598
6012
6111
6213
637
646
659
6613
6712
6814
698
709
7110
727
7314
7413
7515
768
778
789
798
8015
8114
8216
838
8410
8511
868
8711
8816
8915
9017
917
929
9310
949
9510
969
979
988
9917
10016
10118
10211
1039
1048
10512

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