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A031211 as a simple table

na(n)
01
11
225
3154
4154
5154
6154
725
8154
9154
101
1125
12154
13154
141
1525
1625
171
18154
19154
2025
21154
22154
2325
24154
25154
26154
2725
28154
291
30154
31154
3225
33154
3425
3525
3625
371
38154
39154
40154
411
42154
4325
44154
4525
4625
47154
48154
49154
50154
5125
52154
5325
5425
5525
56154
5725
58154

[1,1,25,154,154,154,154,25,154,154,1,25,154,154,1,
 25,25,1,154,154,25,154,154,25,154,154,154,25,154,
 1,154,154,25,154,25,25,25,1,154,154,154,1,154,25,
 154,25,25,154,154,154,154,25,154,25,25,25,154,25,
 154]