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A260355 as a triangular array

1
13
146
161010
18182015
11233443521
1166096895628
1241082142311628436
13219847260048427112045
14836010431564144391542816555
1646482304407443203089160864222066
1961188513610618

A260355 as a square array

111111111111
346812162432486496
6101833601081983606481188
10204496214472104323045136
1535892316001564407410618
215616248414434320
28842719153089
361204281608
45165642
55220
66

A260355 as an upper right triangle

111111111111
346812162432486496
6101833601081983606481188
10204496214472104323045136
1535892316001564407410618
215616248414434320
28842719153089
361204281608
45165642
55220
66

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Last modified May 26 09:40 EDT 2024. Contains 372824 sequences. (Running on oeis4.)