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A211512 as a simple table

na(n)
00
10
20
32
42
52
66
76
86
98
108
118
1214
1314
1414
1516
1618
1718
1822
1922
2022
2124
2224
2324
2430
2532
2632
2738
2838
2938
3044
3144
3246
3348
3448
3548
3656
3756
3856
3958
4058
4158
4262
4362
4462
4566
4666
4766
4876
4980
5082
5184
5284
5384
5492
5592
5692
5794
5894
5994
60104
61104
62104
63108
64112
65112
66116

[0,0,0,2,2,2,6,6,6,8,8,8,14,14,14,16,18,18,22,22,
 22,24,24,24,30,32,32,38,38,38,44,44,46,48,48,48,
 56,56,56,58,58,58,62,62,62,66,66,66,76,80,82,84,
 84,84,92,92,92,94,94,94,104,104,104,108,112,112,
 116]