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A291468 as a simple table

na(n)
116
214
312
414
516
66
77
88
99
1010
1111
126
1313
147
1512
168
1716
186
1916
2010
217
2211
2316
246
2516
2613
279
287
2916
306
3116
328
3311
3414
357
366
3716
3814
3912
408
4116
426
4316
4411
459
4614
4716
486
497
5010
5112
5213
5316
546
5511
567
5712
5814
5916
606
6116
6214
637
648
6513
666
6716
6814
6912
707

[16,14,12,14,16,6,7,8,9,10,11,6,13,7,12,8,16,6,16,
 10,7,11,16,6,16,13,9,7,16,6,16,8,11,14,7,6,16,14,
 12,8,16,6,16,11,9,14,16,6,7,10,12,13,16,6,11,7,12,
 14,16,6,16,14,7,8,13,6,16,14,12,7]