2617245696
domain: N
Appears in sequences
- a(n) = 4^n * n*(n+1).at n=12A116144
- a(n) = 2*a(n-1) + 2^(n-1), for n > 0, with a(0)=6.at n=27A159694
- Expansion of (1-x+4*x^2)/(1-2*x)^2.at n=26A167667
- p-INVERT of (1,1,1,1,1,...), where p(S) = (1 - S^2)^3.at n=27A291013
- Number of 4-cycles in the n-Sierpinski tetrahedron graph.at n=14A292542
- Fourier coefficients of the boundary of the Mandelbrot set (normalized by a power of two).at n=18A331814