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A290972 as a simple table

na(n)
12
23
33331
43433
511243
613241
721523
822153
922531
1031541
1132141
1232411
1333203
1434033
1534141
1634211
1735141
1841341
1941413
2042131
2143411
2244131
2351341
2451413
2552321
2654311
27102253
28102523
29104231
30104513
31110543
32111263
33111623
34112163

[2,3,3331,3433,11243,13241,21523,22153,22531,
 31541,32141,32411,33203,34033,34141,34211,35141,
 41341,41413,42131,43411,44131,51341,51413,52321,
 54311,102253,102523,104231,104513,110543,111263,
 111623,112163]