26618

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 46.at n=2A031634
• Number of mobiles (circular rooted trees) with n nodes and 3 leaves.at n=31A055341
• Row sums of Clark's triangle A046902.at n=12A100206
• Convolution of A008619 and A001400.at n=37A139672
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 30", based on the 5-celled von Neumann neighborhood.at n=43A269755
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 926", based on the 5-celled von Neumann neighborhood.at n=37A273778
• Maximal coefficient of (1 + x^2) * (1 + x^3) * (1 + x^4) * ... * (1 + x^n).at n=22A369706