login

A169808 as a triangular array

1
11
121
3454
411141816
122853698878
2791178295396489457
8229168511961867250330712938
228100425485051838512560169052066720118
7333471987621018380786073689038119571146381144113

A169808 as a square array

11134122782228733
12411289129110043471
15145317868525489876
418692951196505121018
16883961867838538078
7848925031256060736
45730711690589038
293820667119571
20118146381
144113
11134122782228733
12411289129110043471
15145317868525489876
418692951196505121018
16883961867838538078
7848925031256060736
45730711690589038
293820667119571
20118146381
144113