91147

Appears in sequences

• The convergent sequence B_n for the ternary continued fraction (3,1;2,2) of period 2.at n=14A000963
• Sum of square displacements over all self-avoiding n-step walks on a square lattice with the first step specified. Numerator of mean square displacement s(n)=a(n)/A046661(n).at n=8A078797
• G.f. A(x) satisfies: 1/A(x)^8 + 64*x*A(x)^8 = 1/A(x^2)^4 + 8*x*A(x^2)^4.at n=3A228928
• a(n) = 1 for n <= 6; a(n) = 49*a(n-1) - 882*a(n-2) + 8820*a(n-3) - 52920*a(n-4) + 190512*a(n-5) - 381024*a(n-6) + 326592*a(n-7) otherwise.at n=7A255985
• Number of non-equivalent ways to tile an n X n X n triangular area with three 2 X 2 X 2 triangular tiles and an appropriate number (= n^2-12) of 1 X 1 X 1 tiles.at n=11A286445