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A172371
as a triangular array
0
0
1
0
1
1
0
1
1
1
0
1
1
2
2
0
1
1
3
3
2
0
1
1
4
4
5
3
0
1
1
5
5
10
8
4
0
1
1
6
6
17
15
13
5
0
1
1
7
7
26
24
34
21
7
0
1
1
8
8
37
35
73
55
34
9
0
1
1
9
9
50
48
136
113
117
55
12
A172371
as a square array
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
2
5
10
17
26
37
50
3
8
15
24
35
48
4
13
34
73
136
5
21
55
113
7
34
117
9
55
12
A172371
as an upper right triangle
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
2
5
10
17
26
37
50
3
8
15
24
35
48
4
13
34
73
136
5
21
55
113
7
34
117
9
55
12
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Last modified May 19 22:44 EDT 2024. Contains 372703 sequences. (Running on oeis4.)
