Ruzsa’s genus-one problem

witness #2092

N
4,523
|A|
38
exponent log |A| / log N
0.4322
status
current record for this modulus
submitted by
Yongxi (Aaron) Lin
submitted at
2026-08-09 13:17:30 UTC

Elements (38)

0, 3, 8, 10, 25, 28, 33, 35, 145, 149, 154, 155, 170, 174, 179, 180, 438, 448, 463, 473, 728, 730, 735, 738, 753, 755, 760, 763, 870, 874, 875, 879, 899, 900, 904, 905, 4241, 4246

Commentary

Small perturbation search from the previous size-36 record. Exhaustive single insertions found valid one-point additions; a 1-out/3-in local exchange improved further: remove 895 and add 905, 4241, 4246, giving size 38.

last edited by Yongxi (Aaron) Lin at 2026-08-09 13:17:30 UTC · history

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