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A103286 as a triangular array

1
12
225
45612
812141730
163032404877
32767794112136202
64184202230265318384540
12843254058866276090110861464
25699214641512171619122182256230734014
5122240

A103286 as a square array

11248163264128256512
2251230761844329922240
561432772025401464
121740942305881512
30481122656621716
771363187601912
2023849012182
54010862562
14643073
4014

A103286 as an upper right triangle

11248163264128256512
2251230761844329922240
561432772025401464
121740942305881512
30481122656621716
771363187601912
2023849012182
54010862562
14643073
4014

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Last modified April 18 04:56 EDT 2024. Contains 371767 sequences. (Running on oeis4.)