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A361951 as a triangular array

1
01
012
01126
018610824
018402190840120
011164255620318006840720
0122789218582061428000384720604805040
016285806829388288052962424509520462672058464040320

A361951 as a square array

100000000
11111111
21286840116422278926285806
6108219055620185820682938828
2484031800142800080529624
120684038472024509520
720604804626720
5040584640
40320
100000000
11111111
21286840116422278926285806
6108219055620185820682938828
2484031800142800080529624
120684038472024509520
720604804626720
5040584640
40320