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A181776 as a simple table

na(n)
11
21
31
41
52
61
72
81
92
102
114
121
132
142
152
162
174
182
196
202
212
224
2310
241
254
262
276
282
296
302
314
322
334
344
352
362
376
386
392
402
414
422
436
444
452
4610
4722
482
496
504
514
522
5312
546
554
562
576
586
5928
602
614
624
632
644
652
664
6710
684
6910
702
7112
722
736
746
754
766
774
782
7912
802
8118
824
8340
842
854
866
876

[1,1,1,1,2,1,2,1,2,2,4,1,2,2,2,2,4,2,6,2,2,4,10,1,
 4,2,6,2,6,2,4,2,4,4,2,2,6,6,2,2,4,2,6,4,2,10,22,2,
 6,4,4,2,12,6,4,2,6,6,28,2,4,4,2,4,2,4,10,4,10,2,
 12,2,6,6,4,6,4,2,12,2,18,4,40,2,4,6,6]