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A176666 as a triangular array

1
13
1-1625
1588-904343
1-3510865593-369656561
13541662-74503075299298-1551461161051
1-5396678601239476145-1027098387393094596-706305744826809
1115929493398-285126982237264011385389

A176666 as a square array

11111111
3-16588-351083541662-539667860115929493398
25-90465593-74503071239476145-285126982237
343-369655299298-1027098387264011385389
6561-1551461393094596
161051-70630574
4826809
11111111
3-16588-351083541662-539667860115929493398
25-90465593-74503071239476145-285126982237
343-369655299298-1027098387264011385389
6561-1551461393094596
161051-70630574
4826809