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A058021 as a simple table

na(n)
0-2
1-2
25
311
459
5419
6839
72503
827701
9360337
10720703
1112252197
12232792559
135354228879
1426771144371
1580313433159
162329089562799
1772201776446757
18144403552893599
195342931457063157
20219060189739591153
219419588158802421517
22442720643463713815199

[-2,-2,5,11,59,419,839,2503,27701,360337,720703,
 12252197,232792559,5354228879,26771144371,
 80313433159,2329089562799,72201776446757,
 144403552893599,5342931457063157,
 219060189739591153,9419588158802421517,
 442720643463713815199]