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A007258 as a simple table

na(n)
-11
00
16
24
3-3
4-12
5-8
612
730
820
9-30
10-72
11-46
1260
13156
1496
15-117
16-300
17-188
18228
19552
20344
21-420
22-1008
23-603
24732
251770
261048
27-1245
28-2976
29-1776
302088
314908
322900
33-3420
34-7992
35-4658
365460
3712756
387408
39-8583
40-19944
41-11564
4213344
4330756
4417744
45-20448
46-46944
47-26916

[1,0,6,4,-3,-12,-8,12,30,20,-30,-72,-46,60,156,96,
 -117,-300,-188,228,552,344,-420,-1008,-603,732,
 1770,1048,-1245,-2976,-1776,2088,4908,2900,-3420,
 -7992,-4658,5460,12756,7408,-8583,-19944,-11564,
 13344,30756,17744,-20448,-46944,-26916]