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A321171 as a simple table

na(n)
10
20
32
40
53
64
79
80
95
106
1113
128
1316
1418
1528
160
179
1810
1921
2012
2124
2226
2340
2416
2530
2632
2748
2836
2953
3056
3175
320
3317
3418
3537
3620
3740
3842
3964
4024
4146
4248
4372
4452
4577
4680
47107
4832
4958
5060
5188
5264
5393
5496
55127
5672
57103
58106
59139
60112
61146
62150
63186
640
6533
6634
6769
6836
6972
7074
71112

[0,0,2,0,3,4,9,0,5,6,13,8,16,18,28,0,9,10,21,12,
 24,26,40,16,30,32,48,36,53,56,75,0,17,18,37,20,40,
 42,64,24,46,48,72,52,77,80,107,32,58,60,88,64,93,
 96,127,72,103,106,139,112,146,150,186,0,33,34,69,
 36,72,74,112]