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A121408 as a triangular array

1
01
101
0401
901001
06402001
225025903501
02304078405601
110250129160197408401
014745605248004368012001
89302501057221017281008778016501
0147456000

A121408 as a square array

10109022501102508930250
104064023040147456014745600
10100259012916010572210
102007840524800
1035019740172810
1056043680
108408778
101200
10165
10
1
10109022501102508930250
104064023040147456014745600
10100259012916010572210
102007840524800
1035019740172810
1056043680
108408778
101200
10165
10
1