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A246397 as a simple table

na(n)
12
23
34
45
59
610
712
813
917
1025
1127
1230
1331
1436
1538
1639
1743
1848
1952
2055
2156
2261
2362
2465
2583
2692
2794
2899
29100
30104
31105
32109
33114
34118
35126
36131
37166
38168
39169
40172
41183
42185
43190
44194
45196
46198
47209
48224
49225
50229
51231
52239
53244
54257
55260
56261
57263
58269
59270
60272
61278
62291
63296
64299
65300
66302
67308
68311

[2,3,4,5,9,10,12,13,17,25,27,30,31,36,38,39,43,48,
 52,55,56,61,62,65,83,92,94,99,100,104,105,109,114,
 118,126,131,166,168,169,172,183,185,190,194,196,
 198,209,224,225,229,231,239,244,257,260,261,263,
 269,270,272,278,291,296,299,300,302,308,311]