SKIP: The live Erdős Problems #406 page (accessed 2026-07-28) has status OPEN, 0 claimed proofs, and lists chamb as “Currently working on this problem” (also “Interested in collaborating”), so the mandatory no-collision rule requires no attempt.
SKIP: The live Erdős Problems #406 page (accessed 2026-07-28) has status OPEN, 0 claimed proofs, and lists chamb as “Currently working on this problem” (also “Interested in collaborating”), so the mandatory no-collision rule requires no attempt.