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A074142 as a simple table

na(n)
11
2-1
3-1
40
50
62
71
80
9-2
10-5
112
123
135
146
15-10
16-12
17-9
1811
1932
2011
21-5
22-55
23-61
2429
2584
26129
279
28-188
29-232
30-136
31322
32567
33255
34-354
35-1185
36-840
37585
382038
392318
40-594
41-3909
42-4761
43-929
447387
4510441
463930
47-11137
48-23097
49-12215
5016547
5144716
5236786
53-23108

[1,-1,-1,0,0,2,1,0,-2,-5,2,3,5,6,-10,-12,-9,11,32,
 11,-5,-55,-61,29,84,129,9,-188,-232,-136,322,567,
 255,-354,-1185,-840,585,2038,2318,-594,-3909,
 -4761,-929,7387,10441,3930,-11137,-23097,-12215,
 16547,44716,36786,-23108]