login

A084175 as a simple table

na(n)
00
11
23
315
455
5231
6903
73655
814535
958311
10232903
11932295
123727815
1314913991
1459650503
15238612935
16954429895
173817763271
1815270965703
1961084037575
20244335800775
21977343902151
223909374210503
2315637499638215
2462549992960455

[0,1,3,15,55,231,903,3655,14535,58311,232903,
 932295,3727815,14913991,59650503,238612935,
 954429895,3817763271,15270965703,61084037575,
 244335800775,977343902151,3909374210503,
 15637499638215,62549992960455]