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A002249 as a simple table

na(n)
02
11
2-3
3-5
41
511
69
7-13
8-31
9-5
1057
1167
12-47
13-181
14-87
15275
16449
17-101
18-999
19-797
201201
212795
22393
23-5197
24-5983
254411
2616377
277555
28-25199
29-40309
3010089
3190707
3270529
33-110885
34-251943
35-30173
36473713
37534059
38-413367
39-1481485

[2,1,-3,-5,1,11,9,-13,-31,-5,57,67,-47,-181,-87,
 275,449,-101,-999,-797,1201,2795,393,-5197,-5983,
 4411,16377,7555,-25199,-40309,10089,90707,70529,
 -110885,-251943,-30173,473713,534059,-413367,
 -1481485]