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A047671 as a triangular array

1
11
141
1771
11019101
1133737131
116619461161
1199119319391191
122127346481346127221
12516956510211021565169251
128217862193325241933862

A047671 as a square array

11111111111
14710131619222528
1719376191127169217
1103794193346565862
1136119348110211933
1169134610212524
1191275651933
122169862
125
1

A047671 as an upper right triangle

11111111111
14710131619222528
1719376191127169217
1103794193346565862
1136119348110211933
1169134610212524
1191275651933
122169862
125
1

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Last modified March 28 14:21 EDT 2024. Contains 371254 sequences. (Running on oeis4.)