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A200740 as a simple table

na(n)
01
11
23
312
454
5261
61324
76954
837493
9206316
101154050
116542485
1237507919
13217081155
141266646114
157443100944
1644008522719
17261631301144
181562969609155
199377744249277
2056486588669929
21341452466500382
222070684006442310
2312594325039504367
2476808163066135791

[1,1,3,12,54,261,1324,6954,37493,206316,1154050,
 6542485,37507919,217081155,1266646114,7443100944,
 44008522719,261631301144,1562969609155,
 9377744249277,56486588669929,341452466500382,
 2070684006442310,12594325039504367,
 76808163066135791]