Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #4 Apr 10 2012 12:48:16
%S 0,0,0,24,144,816,3852,17376,73962,311460,1269606,5115750
%N Number of partial binary words of length n without a critical factorization.
%D Blanchet-Sadri, Francine. Algorithmic combinatorics on partial words. Chapman & Hall/CRC, Boca Raton, FL, 2008. ii+385 pp. ISBN: 978-1-4200-6092-8; 1-4200-6092-9 MR2384993 (2009f:68142). See Table 4.1, p. 112.
%K nonn
%O 1,4
%A _N. J. A. Sloane_, Apr 10 2012