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A176307 as a triangular array

1
11
121
1-11-111
1-23-36-231
11871621621871
17819669549667811
1-7495-6716-6518-6518-6716-74951
1-45905-53402-52610-52400-52610-53402-459051
15246314787244712404720444720444712404787245246311

A176307 as a square array

1111111111
12-11-23187781-7495-45905524631
1-11-36162966-6716-53402478724
1-23162954-6518-52610471240
1187966-6518-52400472044
1781-6716-52610472044
1-7495-53402471240
1-45905478724
1524631
1
1111111111
12-11-23187781-7495-45905524631
1-11-36162966-6716-53402478724
1-23162954-6518-52610471240
1187966-6518-52400472044
1781-6716-52610472044
1-7495-53402471240
1-45905478724
1524631
1