A144603 Christoffel word of slope 5/11.

0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0

Offset: 0

Author

N. J. A. Sloane, Jan 13 2009

Keywords

• nonn
• easy

Crossrefs

See A144595 for further details.

Formula

a(n) = a(n-16). - R. J. Mathar, May 30 2025

G.f.: -x^3*(1+x+x^2+x^3+x^4)*(x^8-x^7+x^5-x^4+x^3-x+1) / ( (x-1)*(1+x)*(1+x^2)*(1+x^4)*(1+x^8) ). - R. J. Mathar, May 30 2025