81709

Appears in sequences

• Composite numbers n such that every divisor of n greater than one contains the digit 0.at n=26A243819
• Start with a single square; at n-th generation add a square at each expandable vertex (this is the "vertex to side" version); a(n) is the sum of all label values at n-th generation. (See comment for construction rules.)at n=23A247903
• Centered cubohemioctahedral numbers: a(n) = 2*n^3+9*n^2+n+1.at n=33A274973
• Numbers k such that (8*10^k - 611)/9 is prime.at n=22A295399