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A155002 as a triangular array

1
11
212
3225
534512
856101229
1381015242970
21131625365870169
342126406087140169408
5534426596145210338408985

A155002 as a square array

11235813213455
112358132134
224610162642
551015254065
121224366096
29295887145
7070140210
169169338
408408
985
11235813213455
112358132134
224610162642
551015254065
121224366096
29295887145
7070140210
169169338
408408
985