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A270388 as a simple table

na(n)
21
30
40
50
61
70
80
93
101
110
128
130
141
158
160
170
1813
190
208
2117
221
230
240
2520
261
2721
288
290
3019
310
320
333
341
3534
368
370
381
3929
408
410
427
430
448
4541
461
470
480
4921
5031
513
528
530
5413
559
568
573
581
590
6020
610
621
6359
640
6520
6649
670
688
6926
701
710
720
730
741
753
768
7720
7849
790
8048
8175
821
830
8456
8520
861
8732
8824
890
9049
9128
928
9365
941
9539
960
970
9885
993
10068
1010

[1,0,0,0,1,0,0,3,1,0,8,0,1,8,0,0,13,0,8,17,1,0,0,
 20,1,21,8,0,19,0,0,3,1,34,8,0,1,29,8,0,7,0,8,41,1,
 0,0,21,31,3,8,0,13,9,8,3,1,0,20,0,1,59,0,20,49,0,
 8,26,1,0,0,0,1,3,8,20,49,0,48,75,1,0,56,20,1,32,
 24,0,49,28,8,65,1,39,0,0,85,3,68,0]