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A289284 as a simple table

na(n)
11
25
311
451
552
64
72
841
953
103
1131
1254
1321
1455
1512
1642
1743
1832
1944
2022
2145
2213
2333
2434
2523
2635
2714
2824
2925
3015
3116

[1,5,11,51,52,4,2,41,53,3,31,54,21,55,12,42,43,32,
 44,22,45,13,33,34,23,35,14,24,25,15,16]