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A067304 as a triangular array

1
21
954
64363228
584328300284256
614434403184307229602704
70576394083670435680348963387231168
859520478912447744436928429760422592411776

A067304 as a square array

12964584614470576859520
1536328344039408478912
432300318436704447744
28284307235680436928
256296034896429760
270433872422592
31168411776

A067304 as an upper right triangle

12964584614470576859520
1536328344039408478912
432300318436704447744
28284307235680436928
256296034896429760
270433872422592
31168411776

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Last modified September 8 08:54 EDT 2024. Contains 375753 sequences. (Running on oeis4.)