Ruzsa’s genus-one problem

witness #1827

N
1,239
|A|
26
exponent log |A| / log N
0.4575
status
current record for this modulus
submitted by
Yongxi (Aaron) Lin
submitted at
2026-08-08 17:57:36 UTC

Elements (26)

0, 1, 7, 8, 35, 36, 42, 43, 353, 355, 360, 362, 388, 390, 395, 397, 531, 534, 538, 541, 566, 569, 573, 711, 718, 746

Commentary

Mixed-fiber compression of the 28-point N=7m template at m=177. Start from centers {0,1,353,355,531,534,711} with tile {0,7,35,42}; deleting the two conflict-driving corners 576 and 753 gives this valid 26-point witness.

last edited by Yongxi (Aaron) Lin at 2026-08-08 17:57:36 UTC · history

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