31115

Appears in sequences

• Multiples of 5 in which there is no common digit in successive terms.at n=26A083493
• Multiples of 7 in which there is no common digit in successive terms.at n=25A083495
• Number of base-2 strong pseudoprimes (A001262) less than 2^n.at n=40A108797
• Weight distribution of [127,43,31] primitive binary BCH code.at n=31A151815
• A symmetrical triangular sequence:t(n,m)=(StirlingS1[n, m] + StirlingS1[n, n - m])*Binomial[n, m] - (StirlingS1[n, 0] + StirlingS1[n, n - 0])* Binomial[n, 0] + 1.at n=31A174834
• A symmetrical triangular sequence:t(n,m)=(StirlingS1[n, m] + StirlingS1[n, n - m])*Binomial[n, m] - (StirlingS1[n, 0] + StirlingS1[n, n - 0])* Binomial[n, 0] + 1.at n=32A174834
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 329", based on the 5-celled von Neumann neighborhood.at n=36A271275