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A382296
Number of states in smallest DFAO computing t(i+n) on input n in base 2, msd-first, where t(n) = A010060(n), the Thue-Morse sequence.
2
2, 4, 6, 10, 10, 16, 18, 20, 16, 26, 28, 34, 32, 38, 34, 36, 26, 42, 44, 50, 48, 62, 60, 66, 58, 70, 66, 68, 60, 70, 62, 62, 42, 68, 70, 76, 74, 88, 86, 94, 84, 110, 108, 114, 106, 124, 120, 124, 106, 128, 124, 126, 116, 124, 120, 128, 110, 130, 122, 128, 112
OFFSET
0,1
LINKS
Delaram Moradi, State Complexity of Linear Relations and Linear Subsequences of Automatic Sequences, Master's Thesis, Univ. Waterloo (Ontario, Canada, 2026). See p. 43.
Delaram Moradi, Narad Rampersad, and Jeffrey Shallit, Complexity of Linear Subsequences of k-Automatic Sequences, arXiv:2512.10017 [cs.FL], 2025. See p. 16.
FORMULA
It appears from empirical data that a(2^n) = 2*F(n+3), twice the (n+3)'rd Fibonacci number.
CROSSREFS
KEYWORD
nonn
AUTHOR
Jeffrey Shallit, Mar 21 2025
EXTENSIONS
Wrong observation deleted by Jeffrey Shallit, Jan 20 2026
STATUS
approved