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A277620 as a simple table

na(n)
11
22
33
44
55
66
78
89
910
1011
1112
1215
1316
1418
1520
1622
1724
1825
1927
2030
2132
2233
2336
2440
2544
2645
2748
2850
2954
3055
3160
3264
3366
3472
3575
3680
3781
3888
3990
4096
4199
42100
43108
44110
45120
46121
47125
48128
49132
50135
51144
52150
53160
54162
55165
56176
57180
58192
59198
60200
61216
62220

[1,2,3,4,5,6,8,9,10,11,12,15,16,18,20,22,24,25,27,
 30,32,33,36,40,44,45,48,50,54,55,60,64,66,72,75,
 80,81,88,90,96,99,100,108,110,120,121,125,128,132,
 135,144,150,160,162,165,176,180,192,198,200,216,
 220]