52062

Appears in sequences

• a(n) = ((10^n - 1) - 9^n)/9.at n=4A083446
• a(0)=1; a(n) = sigma_1(n) + sigma_2(n) + sigma_3(n).at n=37A092347
• Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and column sum not equal to 0 2 3 6 or 7 and every 3X3 diagonal and antidiagonal sum equal to 0 2 3 6 or 7.at n=20A252257
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 313", based on the 5-celled von Neumann neighborhood.at n=42A271202