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A127777 as a triangular array

1
36
61218
10203040
1530456075
21426384105126
285684112140168196
3672108144180216252288
4590135180225270315360405
55110165220275330385440495550
66132198

A127777 as a square array

1361015212836455566
612203042567290110132
1830456384108135165198
406084112144180220
75105140180225275
126168216270330
196252315385
288360440
405495
550
1361015212836455566
612203042567290110132
1830456384108135165198
406084112144180220
75105140180225275
126168216270330
196252315385
288360440
405495
550