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A033877 as a triangular array

1
12
146
161622
18306890
11048146304394
1127026471414121806
114964301408353467528558
11612665224907432177183302841586
1181609384080140023915289898164512206098

A033877 as a square array

1111111111
24681012141618
61630487096126160
2268146264430652938
90304714140824904080
39414123534743214002
180667521771839152
85583302889898
41586164512
206098

A033877 as an upper right triangle

1111111111
24681012141618
61630487096126160
2268146264430652938
90304714140824904080
39414123534743214002
180667521771839152
85583302889898
41586164512
206098

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Last modified February 24 18:55 EST 2021. Contains 341584 sequences. (Running on oeis4.)