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A310976 as a simple table

na(n)
01
14
28
310
412
513
616
721
826
934
1039
1140
1237
1336
1440
1548
1656
1762
1868
1972
2070
2164
2262
2368
2479
2588
2697
27103
28104
2997
3088
3189
32100
33114
34123
35129
36134
37132
38123
39114
40117
41131
42146
43158
44164
45166
46159
47147
48141
49149

[1,4,8,10,12,13,16,21,26,34,39,40,37,36,40,48,56,
 62,68,72,70,64,62,68,79,88,97,103,104,97,88,89,
 100,114,123,129,134,132,123,114,117,131,146,158,
 164,166,159,147,141,149]