39623

Properties

Appears in sequences

• Convolution of natural numbers n >= 1 with Lucas numbers L(k) for k >= -2.at n=20A033818
• Primes of the form x^2 + y^2 + z, where x, y and z are three successive numbers.at n=23A095697
• Primes which are the sum of the first k nonprimes for some k >= 2.at n=29A128927
• Number of binary strings of length n with no substrings equal to 0001 0110 or 1101.at n=18A164481
• Integral of exp(-x)*Phi_n(x) from 0 to infinity, Phi_n the n-th cyclotomic polynomial.at n=19A182103
• Primes that are sum of both three and five consecutive primes.at n=35A211170
• Primes p such that p+8, p+86, p+864 are prime.at n=24A236302
• Numbers n such that (47^n - 1)/46 is prime.at n=2A267375
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 587", based on the 5-celled von Neumann neighborhood.at n=34A273079
• a(n) = Sum_{k=0..floor(n/2)} (-1)^k * (n-2*k)!.at n=8A358607
• Prime numbersat n=4167