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A238442 as a simple table

na(n)
11
21
32
43
51
64
73
87
94
10-5
116
127
13-1
1412
156
16-3
17-7
188
1912
20-4
21-1
2215
238
24-7
25-3
2613
2715
28-6
29-4
3018
3113
32-12
33-7
3412
3518
36-8
37-6
3812
3928
4012
41-15
42-12
431
4414
4528
46-13
47-8
483
4924
5014
51-18
52-15
534
5415
5524
5624
57-12
58-13
597
601
6131
6224
63-28
64-18
656
663

[1,1,2,3,1,4,3,7,4,-5,6,7,-1,12,6,-3,-7,8,12,-4,
 -1,15,8,-7,-3,13,15,-6,-4,18,13,-12,-7,12,18,-8,
 -6,12,28,12,-15,-12,1,14,28,-13,-8,3,24,14,-18,
 -15,4,15,24,24,-12,-13,7,1,31,24,-28,-18,6,3]