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A271605 as a simple table

na(n)
03
11
223
3-19
475
5-55
6107
7-119
8263
9-235
10331
11-327
12479
13-411
14487
15-499
16767
17-723
18927
19-907
201191
21-1171
221415
23-1371
241663
25-1635
261943
27-1811
281991
29-1939
302151
31-2107
322519
33-2443
342863
35-2891
363503
37-3451
383903
39-3891
404495
41-4451
424991
43-4843

[3,1,23,-19,75,-55,107,-119,263,-235,331,-327,479,
 -411,487,-499,767,-723,927,-907,1191,-1171,1415,
 -1371,1663,-1635,1943,-1811,1991,-1939,2151,-2107,
 2519,-2443,2863,-2891,3503,-3451,3903,-3891,4495,
 -4451,4991,-4843]