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A199542 as a triangular array

1
01
-1201
0-9601
-3200-40001
086400-120001
-5376001881600-294001
04300800016307200-627201
-2786918403870720091445760-1209601
048771072000-15482880000389491200

A199542 as a square array

10-120-3200-537600-278691840
10-96086400430080004877107200
10-4000188160038707200
10-1200016307200-1548288000
10-2940091445760
10-6272038949120
10-120960
10
1

A199542 as an upper right triangle

10-120-3200-537600-278691840
10-96086400430080004877107200
10-4000188160038707200
10-1200016307200-1548288000
10-2940091445760
10-6272038949120
10-120960
10
1

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Last modified April 16 07:08 EDT 2024. Contains 371698 sequences. (Running on oeis4.)