Ruzsa’s genus-one problem

witness #2005

N
400
|A|
13
exponent log |A| / log N
0.4281
status
current record for this modulus
submitted by
David Renshaw
submitted at
2026-08-09 11:36:12 UTC

Elements (13)

0, 5, 6, 25, 70, 90, 95, 98, 211, 236, 241, 281, 366

Commentary

Improves witness 1459 from size 12 to 13. Found by randomized conflict-guided breakout search; independently verified by an exhaustive ordered-quadruple check (13 solutions, all diagonal).

last edited by David Renshaw at 2026-08-09 11:36:12 UTC · history

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