43541

Properties

Appears in sequences

• Numerators of continued fraction convergents to sqrt(977).at n=7A042890
• Central terms of the triangle in A199333: a(n) = A199333(n,[n/2]).at n=17A199582
• Smallest number k > 1 such that k^n - 1 contains n distinct prime divisors.at n=21A219019
• Initial members of prime quadruples (n, n+2, n+36, n+38).at n=26A248367
• Primes of form n^2 + 14641.at n=19A256839
• The x member of the positive proper fundamental solution (x = x1(n), y = y1(n)) of the first class for the Pell equation x^2 - D(n)*y^2 = +8 for odd D(n) = A263012(n).at n=41A264349
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 961", based on the 5-celled von Neumann neighborhood.at n=31A273833
• SanD-68 primes p: such that p+d is also prime and sum of digits A007953(p(p+d)) = d, with d = 68.at n=2A307474
• Let P1>3, P2, P3, P4 be 4 consecutive primes with P3-P2 = 2. a(n) = P2 is the earliest occurrence of the 4-tuple with min(P2-P1, P4-P3) = 2*n, or 0 if no such constellation exists.at n=10A347280
• Number of partitions of n into 10 or more parts.at n=33A347547
• Prime numbersat n=4536