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A321320 as a simple table

na(n)
11
22
32
44
52
62
74
88
92
104
114
122
134
144
158
1616
172
184
194
204
214
228
238
242
254
268
278
284
298
308
3116
3232
332
344
354
368
374
388
398
404
414
424
438
448
458
4616
4716
482
494
508
518
528
538
548
5516
564
578
5816
5916
608
6116
6216
6332
6464
652
664
674
688
694
708
718
728
734
748
758
7616
778
7816
7916
804
814
828

[1,2,2,4,2,2,4,8,2,4,4,2,4,4,8,16,2,4,4,4,4,8,8,2,
 4,8,8,4,8,8,16,32,2,4,4,8,4,8,8,4,4,4,8,8,8,16,16,
 2,4,8,8,8,8,8,16,4,8,16,16,8,16,16,32,64,2,4,4,8,
 4,8,8,8,4,8,8,16,8,16,16,4,4,8]