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A060805 as a simple table

na(n)
12
21
32
41
54
62
76
84
99
106
1112
129
1316
1412
1520
1616
1725
1820
1930
2025
2136
2230
2342
2436
2549
2642
2756
2849
2964
3056
3172
3264
3381
3472
3590
3681
37100
3890
39110
40100
41121
42110
43132
44121
45144
46132
47156
48144
49169
50156
51182
52169
53196
54182
55210
56196
57225
58210
59240
60225
61256
62240
63272
64256

[2,1,2,1,4,2,6,4,9,6,12,9,16,12,20,16,25,20,30,25,
 36,30,42,36,49,42,56,49,64,56,72,64,81,72,90,81,
 100,90,110,100,121,110,132,121,144,132,156,144,
 169,156,182,169,196,182,210,196,225,210,240,225,
 256,240,272,256]