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A209776 as a triangular array

1
32
584
922228
1552785616
2511222624213632
4122858082869232064
674461374245627261872736128
109848307466129158833648641664256
17715786590165902756431250

A209776 as a square array

135915254167109177
2822521122284468481578
42278226580137430746590
8562428282456661216590
161366922726915827564
323201872833631250
647364864
1281664
256

A209776 as an upper right triangle

135915254167109177
2822521122284468481578
42278226580137430746590
8562428282456661216590
161366922726915827564
323201872833631250
647364864
1281664
256

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Last modified December 5 12:24 EST 2021. Contains 349557 sequences. (Running on oeis4.)