41940

Appears in sequences

• Numbers k such that 4*k-1, 8*k-1, 16*k-1 and 32*k-1 are all primes.at n=25A101794
• Number of (1,0)-steps at level 0 in all weighted lattice paths in L_n.at n=12A182895
• Expansion of x^2*(1+x^2) / ( (x^2-x+1)*(-x^2-x+1)*(1+x+x^2) ).at n=25A227047
• Partial sums of A243980.at n=32A244050
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 145", based on the 5-celled von Neumann neighborhood.at n=39A270288
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 185", based on the 5-celled von Neumann neighborhood.at n=37A270636