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A122600 as a simple table

na(n)
01
1-3
213
3-52
4211
5-854
63458
7-14001
856689
9-229529
10929344
11-3762837
1215235416
13-61686940
14249765321
15-1011279139
164094585641
17-16578638800
1867125538103
19-271785755150
201100438056662
21-4455582728689
2218040286167865
23-73043627475013
24295747609825188
25-1197457625543481

[1,-3,13,-52,211,-854,3458,-14001,56689,-229529,
 929344,-3762837,15235416,-61686940,249765321,
 -1011279139,4094585641,-16578638800,67125538103,
 -271785755150,1100438056662,-4455582728689,
 18040286167865,-73043627475013,295747609825188,
 -1197457625543481]