28847

Appears in sequences

• Numbers that are the product of 3 prime factors whose concatenation is a palindrome.at n=42A046452
• Numbers k whose sum of digits exceeds the sum of the digits of k^3.at n=2A064209
• Numbers k such that A007953(k) >= A007953(k^3), where A007953 = digital sum in base 10.at n=34A204324
• Numbers k such that F(k)*F(k+1) - F(k+2) is prime, where F = A000045.at n=43A305415
• a(n) = Sum_{k>=0} n^k * log(k)^k / k!, rounded to nearest integer.at n=4A318639
• Positive integers m with 2*m^2 - 2^4 = x^4 + y^4 for some nonnegative integers x and y with |x-y| > 2.at n=8A343917
• Expansion of g.f. A(x) satisfying 0 = Sum_{n>=0} (-1)^n * x^(n*(n-1)/2) * A(x)^n / Product_{k=1..n+1} (1 - x^k).at n=14A363557