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A209218 as a triangular array

1
22
5135
1211511512
3314685822146833
99227384598084598082273899
3194156954906218424598024949062184415695319
10798685016

A209218 as a square array

1251233993191079
2131151468227384156958685016
5115582245980849062184
121468459808245980249
332273849062184
99415695
319

A209218 as an upper right triangle

1251233993191079
2131151468227384156958685016
5115582245980849062184
121468459808245980249
332273849062184
99415695
319

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Last modified June 9 13:21 EDT 2024. Contains 373240 sequences. (Running on oeis4.)