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A264207 as a triangular array

4
189
819625
288102460564
10247328146413600169
38725244122324520250021853441
146414225053404025644400028257611317121156
54450340402559040000205062400189087285393379847959063025

A264207 as a square array

41881288102438721464154450
99610247328524414225053404025
2560514641223245340402559040000
6436002025006444000205062400
169218532825761189087285
44113171239337984
1156795906
3025

A264207 as an upper right triangle

41881288102438721464154450
99610247328524414225053404025
2560514641223245340402559040000
6436002025006444000205062400
169218532825761189087285
44113171239337984
1156795906
3025

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Last modified December 8 17:01 EST 2021. Contains 349596 sequences. (Running on oeis4.)