-1735

Appears in sequences

• Determinants of 3 X 3 matrices of continuous blocks of 9 consecutive semiprimes.at n=38A118781
• Triangle read by rows: T(n, m, q) = (1-q^n)*Eulerian(n+1, m) - (1-q^n) + 1, with q = 2.at n=16A174728
• Triangle read by rows: T(n, m, q) = (1-q^n)*Eulerian(n+1, m) - (1-q^n) + 1, with q = 2.at n=19A174728
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 461", based on the 5-celled von Neumann neighborhood.at n=23A272294