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A135472 as a simple table

na(n)
10
20
31
40
52
60
73
80
94
100
115
120
136
140
157
160
178
180
199
201
211
222
231
243
251
264
271
285
291
306
311
327
331
348
351
369
372
382
393
402
414
422
435
442
456
462
477
482
498
502
519
523
533
544
553
565
573
586
593
607
613
628
633
649
654
664
675
684
696
704
717
724
738
744
759
765
775
786
795
807
815
828
835
849
856
866
877
886
898
906
919
927
937
948
957
969
978
988
999
1009

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