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A210418 as a simple table

na(n)
12
24
35
444
57
640
711
841
914
1017
1142
1221
1343
1424
1527
1645
1731
1846
1934
2037
2147
2254
23444
244444
2548
2652
27404
2857
29400
3062
31401
3267
33402
3472
35403
3677
37405
3882
39406
4087
41407
4292
43408
4497
45409
46103
47410
48109
49411
50114
51118
52412
53124
54413
55123
56133
57414
58135
59140

[2,4,5,44,7,40,11,41,14,17,42,21,43,24,27,45,31,
 46,34,37,47,54,444,4444,48,52,404,57,400,62,401,
 67,402,72,403,77,405,82,406,87,407,92,408,97,409,
 103,410,109,411,114,118,412,124,413,123,133,414,
 135,140]