Additive Squares

Word of length 494 over {0, 1, 4, 13}

by Kaitlyn Loyd, 2026-08-26 · the current record for this alphabet · JSON

Display: drawn for the equivalent alphabet translated by -5 (drift removed).

1 0 1 13 4 13 0 13 4 1 0 4 1 4 13 0 13 4 1 13 1 0 1 13 4 0 13 4 13 1 13 4 0 13 0 1 0 13 4 0 4 1 4 13 4 0 13 1 13 4 0 13 0 1 13 1 4 1 0 1 4 1 13 4 0 1 0 13 1 0 4 13 4 0 4 1 4 0 13 4 0 1 0 13 1 13 4 13 0 13 4 13 1 4 13 4 0 4 1 4 13 1 0 1 13 4 13 0 1 0 4 13 4 1 0 1 13 1 4 13 0 13 4 13 1 13 4 0 13 0 1 13 0 13 4 13 1 13 4 13 0 4 13 4 1 4 13 4 0 4 1 0 13 1 4 13 1 0 13 0 4 13 0 13 1 4 13 4 0 4 1 0 4 0 13 0 4 0 1 0 13 1 4 13 1 13 0 13 1 13 4 13 0 4 13 4 1 4 13 4 0 4 1 0 13 1 13 4 13 0 1 0 4 13 0 1 13 1 4 1 0 1 13 0 4 0 1 4 0 4 13 4 1 4 0 1 4 1 13 1 0 13 0 4 1 4 13 0 13 4 13 1 13 4 13 0 4 1 0 1 13 1 4 1 0 4 1 4 13 4 0 13 0 1 4 0 1 13 1 0 4 1 4 13 1 4 1 0 1 13 1 0 1 4 0 1 0 13 0 4 0 1 4 1 13 1 0 1 4 1 13 4 0 4 1 13 1 0 13 1 13 4 0 1 4 13 4 0 13 0 1 0 4 1 0 1 13 4 1 4 0 4 1 4 13 4 0 1 0 13 0 4 13 4 1 4 13 0 13 1 13 4 1 0 4 13 0 13 1 0 13 0 4 0 1 4 1 13 1 0 1 4 1 13 4 0 4 13 4 1 13 1 0 13 0 4 13 0 13 1 13 4 13 1 13 0 1 4 13 0 4 13 4 1 4 13 4 0 4 1 0 13 0 4 13 0 13 1 13 4 13 1 13 0 1 0 4 1 4 13 1 4 1 0 1 13 1 0 1 4 0 4 13 0 1 0 4 1 0 1 13 1 0 1 4 1 13 4 13 0 13 1 13 0 13 4 0 4 1 0 4 0 13 0 1 13 4 1 4 0 1 13 0 13

← previous record (460)

Alphabet {0, 1, 4, 13}

size 4 · diameter 13 · record length 494 · JSON

open No exhaustive search has settled this alphabet; the record is a lower bound on the (possibly infinite) maximum.

Know the exact maximum? Log in to claim this alphabet closed.

Record history

• 494 (was 460) — Kaitlyn Loyd, 2026-08-26
• 460 (was 405) — Kaitlyn Loyd, 2026-08-25
• 405 (was 404) — Kaitlyn Loyd, 2026-08-25
• 404 (first) — Aayush Rajasekaran, 2026-08-20

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