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A061896 as a triangular array

2
10
120
1300
14200
155000
1692000
171470000
18201620000
192730900000
110355025200000
11144775511000000
11254112105362000000
113

A061896 as a square array

21111111111111
02345678910111213
00259142027354454
0002716305077112
0000292555105
0000021136
0000002
000000
00000
0000
000
00
0
21111111111111
02345678910111213
00259142027354454
0002716305077112
0000292555105
0000021136
0000002
000000
00000
0000
000
00
0