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A275830 as a simple table

na(n)
03
1-7
249
3-196
41029
5-4802
624010
7-117649
8588245
9-2941225
1014823774
11-74942413
12380476866
13-1936973136
149886633715
15-50563069571
16259029803333
17-1328763571296
186823754590093
19-35073821767334
20180407337377834
21-928487386730281
224780794440512601
23-24625601552074341
24126883328914736618

[3,-7,49,-196,1029,-4802,24010,-117649,588245,
 -2941225,14823774,-74942413,380476866,-1936973136,
 9886633715,-50563069571,259029803333,
 -1328763571296,6823754590093,-35073821767334,
 180407337377834,-928487386730281,4780794440512601,
 -24625601552074341,126883328914736618]