I've collated terms 0-110 here: http://chesswanks.com/seq/b006156.txt Terms 1-90 come from the The Entropy of Square-Free Words by Baake, Elser, & Grimm (pages 10, 11). Terms 91-110 come from Grimm's Improved Bounds on the Number of Ternary Square-Free Words (page 3).