In ring Z/665 = Z/5 × Z/7 × Z/19:
a ◇ b = ((2, 4), 7) a + ((4, 1), 4) b + ((0, 0), 0)
Product of e549b5f8492c9b6b5ad530e3aa4f39c6e23d08645ebd1b36a3c2de2a5a23bac5, 7981e2df4cc5c795ad295ab69f55b88db1cecb20c1d1ac4df4d7aa42b92757f1, and 799616376b98a8ce82c52d37e971b69434275f88d91a868b580ace46337b4f55
qawbecrdtey · 2026-08-27 22:22:06