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A247492
as a triangular array
1
-1
2
1
0
3
-1
0
2
4
1
0
0
5
5
-1
0
0
2
9
6
1
0
0
0
7
14
7
-1
0
0
0
2
16
20
8
1
0
0
0
0
9
30
27
9
-1
0
0
0
0
2
25
50
35
10
1
0
0
0
0
0
11
55
77
44
11
-1
0
0
0
0
0
2
36
105
112
54
12
A247492
as a square array
1
-1
1
-1
1
-1
1
-1
1
-1
1
-1
2
0
0
0
0
0
0
0
0
0
0
3
2
0
0
0
0
0
0
0
0
4
5
2
0
0
0
0
0
0
5
9
7
2
0
0
0
0
6
14
16
9
2
0
0
7
20
30
25
11
2
8
27
50
55
36
9
35
77
105
10
44
112
11
54
12
A247492
as an upper right triangle
1
-1
1
-1
1
-1
1
-1
1
-1
1
-1
2
0
0
0
0
0
0
0
0
0
0
3
2
0
0
0
0
0
0
0
0
4
5
2
0
0
0
0
0
0
5
9
7
2
0
0
0
0
6
14
16
9
2
0
0
7
20
30
25
11
2
8
27
50
55
36
9
35
77
105
10
44
112
11
54
12
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Last modified May 24 22:09 EDT 2024. Contains 372782 sequences. (Running on oeis4.)
