100350

Appears in sequences

• Numbers k such that k and 3*k are anagrams.at n=17A023087
• Mean gap between successive primes up to k-th prime is an integer.at n=6A049036
• Number of nXnXn triangular 0..7 arrays with every horizontal row nondecreasing and having the same average value.at n=4A214905
• T(n,k)=Number of nXnXn triangular 0..k arrays with every horizontal row nondecreasing and having the same average value.at n=59A214906
• Number of 5X5X5 triangular 0..n arrays with every horizontal row nondecreasing and having the same average value.at n=6A214909