85306

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 23.at n=19A031611
• Third column of triangle A028364.at n=9A067294
• a(n) = 4394*n + 1820.at n=19A156636
• Principal diagonal of the convolution array A213555.at n=11A213556
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 913", based on the 5-celled von Neumann neighborhood.at n=39A273768