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A051666 as a triangular array

0
11
424
9669
1615121516
253127273125
36565854585636
49921141121121149249
6414120622622422620614164
8120534743245045043234720581
100286552779882900882779

A051666 as a square array

0149162536496481100
12615315692141205286
46122758114206347552
9152754112226432779
163158112224450882
2556114226450900
3692206432882
49141347779
64205
81

A051666 as an upper right triangle

0149162536496481100
12615315692141205286
46122758114206347552
9152754112226432779
163158112224450882
2556114226450900
3692206432882
49141347779
64205
81

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Last modified April 7 12:07 EDT 2020. Contains 333305 sequences. (Running on oeis4.)