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A038280 as a triangular array

1
82
64324
512384968
40964096153625616
327684096020480512064032
2621443932162457608192015360153664
2097152367001627525121146880286720430083584128
167772163355443229360128

A038280 as a square array

1864512409632768262144209715216777216
232384409640960393216367001633554432
496153620480245760275251229360128
82565120819201146880
1664015360286720
32153643008
643584
128
1864512409632768262144209715216777216
232384409640960393216367001633554432
496153620480245760275251229360128
82565120819201146880
1664015360286720
32153643008
643584
128