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A099040 as a triangular array

1
02
024
0088
0042416
000246432
00089616064
000064320384128
000016320960896256
00000160128026882048512
00000329604480716846081024
00000038444801433618432102402048

A099040 as a square array

100000000000
22000000000
4840000000
82424800000
1664966416000
32160320320160320
643849601280960384
128896268844804480
2562048716814336
512460818432
102410240
2048
100000000000
22000000000
4840000000
82424800000
1664966416000
32160320320160320
643849601280960384
128896268844804480
2562048716814336
512460818432
102410240
2048