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A175677 as a simple table

na(n)
10
20
30
41
50
63
70
86
90
100
110
123
130
147
150
1612
170
180
190
205
210
2211
230
2418
250
260
270
287
290
3015
310
3224
330
340
350
369
370
3819
390
4030
410
420
430
4411
450
4623
470
4836
490
500
510
5213
530
5427
550
5642
570
580
590
6015
610
6231
630
6448
650
660
670
6817
690
7035
710
7254
730
740
750
7619
770
7839
790
8060
810
820
830
8421
850
8643
870
8866
890
900
910
9223
930

[0,0,0,1,0,3,0,6,0,0,0,3,0,7,0,12,0,0,0,5,0,11,0,
 18,0,0,0,7,0,15,0,24,0,0,0,9,0,19,0,30,0,0,0,11,0,
 23,0,36,0,0,0,13,0,27,0,42,0,0,0,15,0,31,0,48,0,0,
 0,17,0,35,0,54,0,0,0,19,0,39,0,60,0,0,0,21,0,43,0,
 66,0,0,0,23,0]