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A008801 as a simple table

na(n)
01
10
22
30
43
50
64
70
86
91
108
112
1210
133
1412
154
1615
176
1818
198
2021
2110
2224
2312
2428
2515
2632
2718
2836
2921
3040
3124
3245
3328
3450
3532
3655
3736
3860
3940
4066
4145
4272
4350
4478
4555
4684
4760
4891
4966
5098
5172
52105
5378
54112
5584
56120
5791
58128
5998
60136
61105
62144
63112
64153
65120
66162
67128
68171
69136
70180
71144
72190
73153

[1,0,2,0,3,0,4,0,6,1,8,2,10,3,12,4,15,6,18,8,21,
 10,24,12,28,15,32,18,36,21,40,24,45,28,50,32,55,
 36,60,40,66,45,72,50,78,55,84,60,91,66,98,72,105,
 78,112,84,120,91,128,98,136,105,144,112,153,120,
 162,128,171,136,180,144,190,153]