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A041263 as a simple table

na(n)
01
11
223
324
4551
5575
613201
713776
8316273
9330049
107577351
117907400
12181540151
13189447551
144349386273
154538833824
16104203730401
17108742564225
182496540143351
192605282707576
2059812759710023
2162418042417599
221433009692897201
231495427735314800

[1,1,23,24,551,575,13201,13776,316273,330049,
 7577351,7907400,181540151,189447551,4349386273,
 4538833824,104203730401,108742564225,
 2496540143351,2605282707576,59812759710023,
 62418042417599,1433009692897201,1495427735314800]