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A218788 as a simple table

na(n)
10
20
30
40
51
60
70
81
93
100
110
120
131
143
150
164
170
180
191
200
210
221
233
240
254
260
270
281
294
300
310
322
330
343
351
360
370
380
391
403
410
424
430
440
451
464
470
480
492
500
513
521
530
544
550
560
572
580
5937
600
610
62110
630
643
650
661
670
680
691
703
710
724
730
740
751
764
770
780
792
800
813
821
830
844
850
860

[0,0,0,0,1,0,0,1,3,0,0,0,1,3,0,4,0,0,1,0,0,1,3,0,
 4,0,0,1,4,0,0,2,0,3,1,0,0,0,1,3,0,4,0,0,1,4,0,0,2,
 0,3,1,0,4,0,0,2,0,37,0,0,110,0,3,0,1,0,0,1,3,0,4,
 0,0,1,4,0,0,2,0,3,1,0,4,0,0]