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A247255
as a triangular array
1
1
1
3
0
1
6
1
0
1
12
2
0
0
1
21
4
1
0
0
1
38
6
2
0
0
0
1
63
11
3
1
0
0
0
1
106
16
5
2
0
0
0
0
1
170
27
7
3
1
0
0
0
0
1
272
40
11
4
2
0
0
0
0
0
1
422
63
16
6
3
1
0
0
0
0
0
1
653
92
24
8
4
2
0
0
0
0
0
0
1
986
141
34
12
5
3
1
0
0
0
0
0
0
1
A247255
as a square array
1
1
3
6
12
21
38
63
106
170
272
422
653
986
1
0
1
2
4
6
11
16
27
40
63
92
141
1
0
0
1
2
3
5
7
11
16
24
34
1
0
0
0
1
2
3
4
6
8
12
1
0
0
0
0
1
2
3
4
5
1
0
0
0
0
0
1
2
3
1
0
0
0
0
0
0
1
1
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
1
0
0
0
1
0
0
1
0
1
A247255
as an upper right triangle
1
1
3
6
12
21
38
63
106
170
272
422
653
986
1
0
1
2
4
6
11
16
27
40
63
92
141
1
0
0
1
2
3
5
7
11
16
24
34
1
0
0
0
1
2
3
4
6
8
12
1
0
0
0
0
1
2
3
4
5
1
0
0
0
0
0
1
2
3
1
0
0
0
0
0
0
1
1
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
1
0
0
0
1
0
0
1
0
1
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Last modified May 23 05:54 EDT 2024. Contains 372758 sequences. (Running on oeis4.)
