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A247543 as a simple table

na(n)
12
25
313
414
521
625
728
829
935
1036
1140
1244
1349
1450
1552
1654
1756
1860
1973
2077
2178
2279
2381
2486
2587
2688
2795
28117
29125
30129
31132
32133
33140
34141
35152
36153
37155
38161
39166
40168
41170
42173
43179
44182
45184
46187
47192
48196
49203
50211
51217
52218
53220
54225
55227
56230
57238

[2,5,13,14,21,25,28,29,35,36,40,44,49,50,52,54,56,
 60,73,77,78,79,81,86,87,88,95,117,125,129,132,133,
 140,141,152,153,155,161,166,168,170,173,179,182,
 184,187,192,196,203,211,217,218,220,225,227,230,
 238]