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A122109 as a simple table

na(n)
01
12
26
314
446
5102
6358
7734
82814
95174
1022390
1135310
12180814
13228230
141486086
151330814
1612461854
176032982
18106833430
194449422
20937368942
21-387288922
228418522790
23-7235076066
2477315860798
25-98789775754
26724783051446
27-1198371424978
286918206566030
29-13684475030586

[1,2,6,14,46,102,358,734,2814,5174,22390,35310,
 180814,228230,1486086,1330814,12461854,6032982,
 106833430,4449422,937368942,-387288922,8418522790,
 -7235076066,77315860798,-98789775754,724783051446,
 -1198371424978,6918206566030,-13684475030586]