67577

Properties

Appears in sequences

• Indices of primes in sequence defined by A(0) = 51, A(n) = 10*A(n-1) + 61 for n > 0.at n=19A101584
• Primes arising as the 10's complement of A109862(n).at n=19A109863
• Least prime p of a quartet of 4 distinct primes {p, p+2, q, q+2} such that each digit of q is the same as the corresponding digit of p except that each 6 in p corresponds to a 9 in q and vice versa.at n=14A122712
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, -1), (-1, 0, 1), (0, -1, 0), (1, 1, 0)}.at n=10A149119
• Primes having only {5, 6, 7} as digits.at n=21A260829
• Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 358", based on the 5-celled von Neumann neighborhood.at n=8A271411
• Primes p such that 11*p is the concatenation of an emirp and its reverse.at n=11A345905
• Prime numbersat n=6733