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A356206 as a triangular array

1
11
212
1212
81418
181418
16116116116
116116116116
1281321641321128
11281321641321128
25612561128112812561256
125612561128112812561256

A356206 as a square array

11218116112812561
1121811611281256
21411613212561
2141161321256
811616411281
81161641128
1613211281
161321128
12812561
1281256
2561
256
11218116112812561
1121811611281256
21411613212561
2141161321256
811616411281
81161641128
1613211281
161321128
12812561
1281256
2561
256