A152139(116)=7897, says Orac (64 processors using MPI), after enumerating 163305339345225 restricted growth strings.
http://oeis.org/A152139
Thanks to Joerg Arndt for the original code from FXT.
I’m intending to write this up in about a month’s time. In the meantime, see “A conjecture on the alphabet size needed to produce all correlation classes of pairs of words”, ACCMCC, 2010.
Tags: combinatorics, MPI, OEIS, strings, words
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