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A181212 as a triangular array

2
44
898
16252516
32641196432
6416948448416964
128441211727042117441128
25611569025174241742490251156256
512302538936104976177073104976389363025512
10247921167281652864

A181212 as a square array

2481632641282565121024
492564169441115630257921
8251194842117902538936167281
1664484270417424104976652864
32169211717424177073
644419025104976
128115638936
2563025
512

A181212 as an upper right triangle

2481632641282565121024
492564169441115630257921
8251194842117902538936167281
1664484270417424104976652864
32169211717424177073
644419025104976
128115638936
2563025
512

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Last modified May 20 17:47 EDT 2022. Contains 353876 sequences. (Running on oeis4.)