88181

Appears in sequences

• Least k such that k*prime(k) > 10^n.at n=11A090977
• Numbers k such that k and k^2 use only the digits 1, 5, 6, 7 and 8.at n=12A137060
• 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=9A149628
• a(n) is the first occurrence of a composite number whose factorization without exponents contains exactly n circular loops (i.e., loops in digits 0, 6, 8, 9) on each side of the equals sign.at n=5A329542