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A015116 as a triangular array

1
11
1-51
131311
1-1851147-1851
11111411074110711111
1-66651480963-88380051480963-66651
139991533080031910490043191049004353308003399911
1-2399451919128099-412612541285

A015116 as a square array

111111111
1-531-1851111-666539991-239945
1311147411071480963533080031919128099
1-18541107-88380051910490043-412612541285
1111114809631910490043
1-666553308003
139991
1

A015116 as an upper right triangle

111111111
1-531-1851111-666539991-239945
1311147411071480963533080031919128099
1-18541107-88380051910490043-412612541285
1111114809631910490043
1-666553308003
139991
1

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Last modified January 29 08:04 EST 2020. Contains 331337 sequences. (Running on oeis4.)