Ruzsa’s genus-one problem

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witness #2971

N: 373
|A|: 13
exponent log |A| / log N: 0.4332

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-17 03:16:05 UTC

Elements (13)

1, 12, 28, 183, 194, 199, 210, 234, 250, 253, 331, 334, 350

Commentary

Found by congruence-guided remove/regrow search seeded from witness 2410.

last edited by David Renshaw at 2026-08-17 03:16:05 UTC · history

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