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A257017 as a triangular array

15066
311364311364
6508512147763366508512
136048896717382656717382656136048896
28343520003482851737682198167552348285173762834352000
59049000000167961600000094183190691849418319069184

A257017 as a square array

150663113646508512136048896283435200059049000000
31136414776336717382656348285173761679616000000
6508512717382656821981675529418319069184
136048896348285173769418319069184
2834352000
150663113646508512136048896283435200059049000000
31136414776336717382656348285173761679616000000
6508512717382656821981675529418319069184
136048896348285173769418319069184
2834352000