115123

Properties

Appears in sequences

• Primes that are concatenations of n with n + 8.at n=12A032631
• E.g.f.: A(x) = Sum_{n>=0} exp((n-1)*x)^n * x^n/n!.at n=7A135745
• 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, -1, 1), (-1, 1, -1), (0, 0, 1), (1, 0, 0)}.at n=11A149816
• Number of up steps in all bargraphs of semiperimeter n (n>=2).at n=10A273351
• Prime numbersat n=10882