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A260687
as a triangular array
1
2
2
6
15
9
24
104
144
64
120
770
1775
1750
625
720
6264
20880
33480
25920
7776
5040
56196
250096
571095
708295
453789
117649
40320
554112
3127040
9433088
16486400
16744448
9175040
2097152
362880
5973264
41229324
156498804
A260687
as a square array
1
2
6
24
120
720
5040
40320
362880
2
15
104
770
6264
56196
554112
5973264
9
144
1775
20880
250096
3127040
41229324
64
1750
33480
571095
9433088
156498804
625
25920
708295
16486400
7776
453789
16744448
117649
9175040
2097152
A260687
as an upper right triangle
1
2
6
24
120
720
5040
40320
362880
2
15
104
770
6264
56196
554112
5973264
9
144
1775
20880
250096
3127040
41229324
64
1750
33480
571095
9433088
156498804
625
25920
708295
16486400
7776
453789
16744448
117649
9175040
2097152
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Last modified June 7 14:59 EDT 2024. Contains 373202 sequences. (Running on oeis4.)