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A103407 as a triangular array

1
13
168
192420
112488048
11580200240112
118120400720672256
121168700168023521792576
124224112033606272716846081280
12728816806048141122150420736115202816
130

A103407 as a square array

11111111111
36912151821242730
8244880120168224288
208020040070011201680
48240720168033606048
1126722352627214112
2561792716821504
576460820736
128011520
2816
11111111111
36912151821242730
8244880120168224288
208020040070011201680
48240720168033606048
1126722352627214112
2561792716821504
576460820736
128011520
2816