60126

Appears in sequences

• Numbers n such that n | 11^n + 11.at n=20A015903
• Numbers k such that (10^(2*k+1) + 36*10^k - 1)/9 is prime.at n=11A107125
• Even pseudoprimes to base 31.at n=8A130440
• 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, 0), (0, 1, 1), (1, -1, -1), (1, 0, -1)}.at n=10A148809
• Numbers k such that 4^k - prime(k) is prime.at n=10A379694