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A198477 as a triangular array

2
1212
7625276
49261046104492
32121532226366361532223212
2103639351887269150072691500393518821036
1379321018842088603604942

A198477 as a square array

21276492321221036137932
1225261041532223935188101884208
766104636636726915008603604942
49215322272691500
32123935188
21036

A198477 as an upper right triangle

21276492321221036137932
1225261041532223935188101884208
766104636636726915008603604942
49215322272691500
32123935188
21036

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Last modified July 15 12:56 EDT 2024. Contains 374332 sequences. (Running on oeis4.)