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A156220
as
a triangular array
-2
-2
3
-2
3
-1
-2
3
-1
109
-2
3
-1
325
1555523
-2
3
-1
973
32671835
49621794478165
-2
3
-1
2917
686126051
15630874866123949
27744919164118690798376051
-2
3
-1
8749
14408699579
4923725784550050421
270929135785330782929292449579
2134369240927848351630724472718209102550421
A156220
as
a square array
-2
-2
-2
-2
-2
-2
-2
-2
3
3
3
3
3
3
3
-1
-1
-1
-1
-1
-1
109
325
973
2917
8749
1555523
32671835
686126051
14408699579
49621794478165
15630874866123949
4923725784550050421
27744919164118690798376051
270929135785330782929292449579
2134369240927848351630724472718209102550421
A156220
as
an upper right triangle
-2
-2
-2
-2
-2
-2
-2
-2
3
3
3
3
3
3
3
-1
-1
-1
-1
-1
-1
109
325
973
2917
8749
1555523
32671835
686126051
14408699579
49621794478165
15630874866123949
4923725784550050421
27744919164118690798376051
270929135785330782929292449579
2134369240927848351630724472718209102550421
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Last modified September 19 12:00 EDT 2024. Contains 376010 sequences. (Running on oeis4.)