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A305642 as a triangular array

1
22
444
814148
1628292816
329478789432
6428425533425528464
12875274315161516743752128
2562244219763298734632921972244256
512653266632711048567485672711066636532512

A305642 as a square array

1248163264128256512
2414289428475222446532
414297825574321976663
828783341516632927110
16942551516873448567
32284743632948567
64752219727110
12822446663
2566532
512

A305642 as an upper right triangle

1248163264128256512
2414289428475222446532
414297825574321976663
828783341516632927110
16942551516873448567
32284743632948567
64752219727110
12822446663
2566532
512

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)