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A248448 as a triangular array

42
54662
3372127292
13500114363000136
4167059480390727116200
10750222641026321213387216932292
2435766946321233820116634845927640326422
4999921824272449735267297725171484157614895972

A248448 as a square array

4254633721350041670107502243576499992
62127211436594802264106946321824272
9230003907226321212338204497352
136711613387211663486729772
200169324592765171484
292403261576148
42295972

A248448 as an upper right triangle

4254633721350041670107502243576499992
62127211436594802264106946321824272
9230003907226321212338204497352
136711613387211663486729772
200169324592765171484
292403261576148
42295972

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Last modified December 7 14:54 EST 2023. Contains 367657 sequences. (Running on oeis4.)