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A199331 as a simple table

na(n)
10
20
30
40
50
60
70
81
90
102
110
121
132
142
152
162
170
183
194
203
212
220
232
244
254
262
272
283
294
305
316
324
330
342
356
366
374
382
396
406
414
425
438
447
454
462
478
4810
496
505
512
525
536
544
5510
566
574
584
5910
6012
6112
622
636
6410
656
667
678
689
696
705
7112
7214
7310
746
756
767
778
787
7910
8010
816
824
8314
8414

[0,0,0,0,0,0,0,1,0,2,0,1,2,2,2,2,0,3,4,3,2,0,2,4,
 4,2,2,3,4,5,6,4,0,2,6,6,4,2,6,6,4,5,8,7,4,2,8,10,
 6,5,2,5,6,4,10,6,4,4,10,12,12,2,6,10,6,7,8,9,6,5,
 12,14,10,6,6,7,8,7,10,10,6,4,14,14]