1931264

Appears in sequences

• Number of (binary) bit strings of length n in which an odd length block of 0's is followed by an odd length block of 1's.at n=19A065495
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 105", based on the 5-celled von Neumann neighborhood.at n=20A278863
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 414", based on the 5-celled von Neumann neighborhood.at n=22A288053