%I #8 Oct 25 2024 19:11:03
%S 1,1,1,1,3,2,4,4,4,4,4,5,5,5,6,7,7,8,9,9,9,10,10,11,11,11,12,12,13,13
%N a(n) is the largest integer k such that Un -> Z/2^kZ is surjective where Un is the set of Ulam words of length n.
%H Paul Adutwum et al., <a href="https://arxiv.org/abs/2410.01217">Distributions of Ulam Words up to Length 30</a>, arXiv:2410.01217 [math.NT], 2024. See
%K nonn,more
%O 1,5
%A _Michel Marcus_, Oct 03 2024