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A277581 as a simple table

na(n)
20
30
41
50
61
70
85
92
104
110
121
130
143
152
163
170
181
190
202
211
2215
230
245
256
262
273
2812
290
301
310
3211
332
342
355
363
370
389
391
401
410
421
430
441
451
4620
470
483
4912
501
516
527
530
544
5511
561
572
5816
590
601
610
626
632
641
653
662
670
6814
691
701
710
721
730
7413
751
761
772
782
790
805
811
8211
830
842
857
861
8710
884
890

[0,0,1,0,1,0,5,2,4,0,1,0,3,2,3,0,1,0,2,1,15,0,5,6,
 2,3,12,0,1,0,11,2,2,5,3,0,9,1,1,0,1,0,1,1,20,0,3,
 12,1,6,7,0,4,11,1,2,16,0,1,0,6,2,1,3,2,0,14,1,1,0,
 1,0,13,1,1,2,2,0,5,1,11,0,2,7,1,10,4,0]