A297184 Number of closed binary words of length n that are not privileged.

0, 0, 0, 0, 2, 4, 12, 20, 42, 76, 144, 256, 488, 892, 1672, 3092, 5798, 10856, 20512, 38652, 73344, 139212, 265312, 506464, 969552, 1858784, 3571368, 6871692, 13244040, 25558888, 49392068, 95555560, 185075058, 358812020, 696308312, 1352420168, 2628949868

Offset: 0

Author

N. J. A. Sloane, Dec 28 2017

Keywords

• nonn

Links

• G. Badkobeh, G. Fici, Z. Lipták, On the number of closed factors in a word, in A.-H. Dediu et al., eds., LATA 2015, LNCS 8977, 2015, pp. 381-390. Available at arXiv, arXiv:1305.6395 [cs.FL], 2013-2014.
• Gabriele Fici, Open and Closed Words, in Giovanni Pighizzini, ed., The Formal Language Theory Column, Bulletin of EATCS, 2017.

Crossrefs

Equals A226452-A231208.

Cf. A297185.