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A246963 as a simple table

na(n)
01
11
23
317
4125
51055
69755
796353
81000529
910805045
10120429581
111377565711
1216103628975
13191753782563
142319792221739
1528453553549889
16353240252092329
174432432002187105
1856149270333672577
19717376886229388757
209236054560816552341
21119742311958753198301
221562281609210280404333

[1,1,3,17,125,1055,9755,96353,1000529,10805045,
 120429581,1377565711,16103628975,191753782563,
 2319792221739,28453553549889,353240252092329,
 4432432002187105,56149270333672577,
 717376886229388757,9236054560816552341,
 119742311958753198301,1562281609210280404333]