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A278074 as a triangular array

1
01
0170
0199034650
0116510270270063063000
0126163021351915017459442000305540235000
0141963501765130400043503109650002319050383650003246670537110000

A278074 as a square array

1000000
111111
70990165102616304196350
34650270270021351915017651304000
63063000174594420004350310965000
305540235000231905038365000
3246670537110000
1000000
111111
70990165102616304196350
34650270270021351915017651304000
63063000174594420004350310965000
305540235000231905038365000
3246670537110000