76857

Appears in sequences

• Quasi-Carmichael numbers to base -3: squarefree composites n such that for every prime p that divides n, p+3 divides n+3.at n=13A029563
• Row sums in A083175.at n=32A083175
• Integers that are Rhonda numbers to base 9.at n=9A100973
• (k^2)-th k-smooth number for k = prime(n).at n=32A133581
• a(n) = prime(n)*T(n), where T = A000217.at n=32A196421
• a(n) = n*(n + 1)*(4*n + 5)/2.at n=33A281381
• a(n) is the minimal number of legal positions in Go played on connected graphs with n nodes.at n=11A337207
• Numbers k with a prime factor other than 2 or 5 such that digsum(k) = digsum(repeating period of 1/k).at n=37A390294