28369

Appears in sequences

• Interprimes which are of the form s*prime, s=11.at n=13A075286
• Numbers with all different digits such that each digit leaves the same nonzero remainder when each is divided into the number.at n=14A152852
• Fibonacci-x^x where x is largest integer such that x^x is smaller than Fibonacci.at n=22A174255
• Number of n X n 0..1 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing.at n=7A223832
• Number of n X 7 0..1 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing.at n=6A223837
• Number of 7 X n 0..1 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing.at n=6A223843
• Composite numbers for which the root mean square of proper divisors is an integer.at n=28A247135
• Smallest number that is the sum of n successive primes and also the sum of n successive semiprimes, n > 1.at n=39A283873
• Numbers k such that 24*k-1 has at least three factors 7 and the partition function evaluated at k has at least the same number of factors 7 as 24*k-1.at n=36A340957