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A268978 as a simple table

na(n)
11
23
30
46
51
60
710
81
92
100
1115
124
133
142
150
1621
176
183
192
204
211
2228
239
247
253
267
273
280
2936
309
319
323
339
343
356
360
3745
3816
399
409
4110
423
4311
444
450
4655
4722
4817
4913
5010
519
5215
534
546
554
5666
5729
5824
5916
6018
6114
6218
636
649
6510
660
6778
6833
6930
7016
7124
7218
7320
746
759
7612

[1,3,0,6,1,0,10,1,2,0,15,4,3,2,0,21,6,3,2,4,1,28,
 9,7,3,7,3,0,36,9,9,3,9,3,6,0,45,16,9,9,10,3,11,4,
 0,55,22,17,13,10,9,15,4,6,4,66,29,24,16,18,14,18,
 6,9,10,0,78,33,30,16,24,18,20,6,9,12]