Additive Squares

Word of length 287 over {0, 1, 2, 3, 4, 7}

by David Renshaw, 2026-08-18 · JSON

This is a historical record from 2026-08-18, superseded on 2026-08-19 by length 575jump to the current record (575).

050100150200250-60-40-200 position in word → partial sum

Display: drawn for the equivalent alphabet translated by -3 (drift removed).

1 0 3 1 4 2 0 4 0 1 7 1 3 0 1 0 7 1 2 3 1 2 0 7 1 7 4 0 2 3 4 0 4 7 2 7 4 7 2 3 0 1 0 7 1 3 1 0 3 4 0 1 7 2 3 4 7 4 0 7 4 2 4 0 1 4 0 7 0 1 0 4 0 1 0 2 0 4 1 2 1 4 7 2 1 4 0 1 0 2 7 2 1 0 4 0 1 0 2 0 1 0 4 0 3 4 2 0 4 2 4 7 2 0 3 1 7 4 3 7 1 7 2 7 4 7 0 7 1 4 3 7 4 7 0 1 7 2 4 1 0 3 2 3 0 4 0 7 1 2 7 2 3 0 7 4 2 1 2 3 1 7 0 7 1 4 7 1 7 2 7 4 7 1 7 4 7 0 7 4 7 1 7 4 7 2 7 1 7 3 7 1 2 1 3 7 0 7 2 3 1 3 7 0 2 4 2 0 2 7 2 0 3 2 0 1 0 3 7 2 0 2 4 2 0 2 7 3 2 1 3 4 3 2 4 0 2 1 2 7 4 7 3 7 4 7 1 7 4 2 7 4 7 1 3 1 4 3 4 7 3 7 2 0 2 1 0 4 1 7 2 3 4 7 2 7 1 7 3 2 1 7 3 0 2 3 7

next record (575) →

Alphabet {0, 1, 2, 3, 4, 7}

size 6 · diameter 7 · record length 575 · 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

Comments

No comments yet.

Log in to comment.

← all record words