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A058669 as a triangular array

1
11
131
1771
11536151
131171171311
1638132053813631
11274012334423344240121271
125520891102221785208121022217208912551
1511

A058669 as a square array

1111111111
137153163127255511
1736171813401220891
1151712053334421022217
131813334428520812
16340121022217
112720891
1255
1
1111111111
137153163127255511
1736171813401220891
1151712053334421022217
131813334428520812
16340121022217
112720891
1255
1