Ruzsa’s genus-one problem

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witness #2978

N: 394
|A|: 13
exponent log |A| / log N: 0.4292

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-17 03:16:30 UTC

Elements (13)

6, 45, 64, 85, 169, 182, 201, 225, 230, 286, 289, 308, 385

Commentary

Found by congruence-guided remove/regrow search seeded from witness 2428.

last edited by David Renshaw at 2026-08-17 03:16:30 UTC · history

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