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A213697 as a triangular array

3
1113
2819270
5613207827529
9954702080727502615148
15917499232259910982000016838228468798
24045892165370864286833981193946752094886811876191220409
3441058568405923483545858925

A213697 as a square array

311285699159240344
13192132054701749945892105856
70782720807223225991653708684059234
529750261109820000428683398183545858925
5148168382284193946752094
6879888681187619
1220409

A213697 as an upper right triangle

311285699159240344
13192132054701749945892105856
70782720807223225991653708684059234
529750261109820000428683398183545858925
5148168382284193946752094
6879888681187619
1220409

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Last modified April 18 13:50 EDT 2024. Contains 371780 sequences. (Running on oeis4.)