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A336862 as a triangular array

4
124
40144
11854144
35820856144
93682622456144
2600323293622656144
621212688386295622656144
160684892416196402695822656144
349361872766734617246405095822656144

A336862 as a square array

41240118358936260062121606834936
4145420882632321268848924187276
4145622493638621619667346
41456226956402617246
414562269584050
41456226958
41456226
41456
414
4
41240118358936260062121606834936
4145420882632321268848924187276
4145622493638621619667346
41456226956402617246
414562269584050
41456226958
41456226
41456
414
4