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A307358 as a simple table

na(n)
01
1-4
272
3-1345
427886
5-610558
613861334
7-322838475
87663363513
9-184598740512
104498935186891
11-110693299767349
122745124008220296
13-68532209858173364
141720678086867077832
15-43415209670536390089
161100146390869600888470

[1,-4,72,-1345,27886,-610558,13861334,-322838475,
 7663363513,-184598740512,4498935186891,
 -110693299767349,2745124008220296,
 -68532209858173364,1720678086867077832,
 -43415209670536390089,1100146390869600888470]