login

A120073 as a triangular array

4
936
1616144
25100225400
36912144900
4919644178412251764
64645766416005763136
81324811296202532439695184
10025900400100225490016008100
121484108919363025435659297744980112100

A120073 as a square array

49162536496481100121
361610091966432425484
14422512441576819001089
4001447846412964001936
9001225160020251003025
17645763242254356
3136396949005929
518416007744
81009801
12100
49162536496481100121
361610091966432425484
14422512441576819001089
4001447846412964001936
9001225160020251003025
17645763242254356
3136396949005929
518416007744
81009801
12100