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A331121 as a simple table

na(n)
12
22
34
42
56
616
74
82
92
106
1116
124
134
1416
1516
162
176
182
194
206
214
2216
2316
2424
252
266
274
284
296
3016
314
322
3316
346
3516
362
374
3824
394
406
416
4216
434
4416
456
4616
4716
484
492
502
5116
524
536
5436
5516
5636
574
586
5924
6016
614
6216
634
642
6516
6616

[2,2,4,2,6,16,4,2,2,6,16,4,4,16,16,2,6,2,4,6,4,16,
 16,24,2,6,4,4,6,16,4,2,16,6,16,2,4,24,4,6,6,16,4,
 16,6,16,16,4,2,2,16,4,6,36,16,36,4,6,24,16,4,16,4,
 2,16,16]