login

A089231 as a triangular array

1
12
166
1123624
120120240120
13030012001800720
142630420012600151205040
1561176117605880014112014112040320
17220162822421168084672016934401451520362880

A089231 as a square array

111111111
26122030425672
63612030063011762016
24240120042001176028224
12018001260058800211680
72015120141120846720
50401411201693440
403201451520
362880
111111111
26122030425672
63612030063011762016
24240120042001176028224
12018001260058800211680
72015120141120846720
50401411201693440
403201451520
362880