login

A137448 as a triangular array

1
01
-10-2
0-30-20
1080-88
0501000-304
-10-1805280-928
0-70-280021280-2624
10320-1760074240-7040
0906000-82080236160-18176
-10-50044000-324800704000-45568

A137448 as a square array

10-1010-1010-1
10-3050-7090
-2080-180320-50
-2001000-28006000
-8805280-176004400
-304021280-82080
-928074240-32480
-26240236160
-7040070400
-181760
-45568
10-1010-1010-1
10-3050-7090
-2080-180320-50
-2001000-28006000
-8805280-176004400
-304021280-82080
-928074240-32480
-26240236160
-7040070400
-181760
-45568