86161

Properties

Appears in sequences

• a(n) = 3*a(n-1) - a(n-2) + a(n-3), a(0)=1,a(1)=1,a(2)=3.at n=12A098182
• Prime numbers p such that p +- ((p-1)/8) are primes.at n=27A137771
• 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, 1), (-1, 0, 1), (1, -1, -1), (1, 0, -1), (1, 1, 1)}.at n=9A149626
• Primes of the form x^2 + 5*y^2, where x and y=x+1 are consecutive natural numbers.at n=26A176608
• Primes of form n^2 + 28561.at n=35A256841
• Primes having only {1, 6, 8} as digits.at n=31A385782
• Prime numbersat n=8376