30444

Appears in sequences

• a(n) = (5*n+2)*(5*n+7).at n=34A085036
• Number of 3 X 3 X 3 triangular 0..n arrays with every horizontal row nondecreasing and having the same average value.at n=32A214907
• Number of scalene triangles on a centered hexagonal grid of size n.at n=4A241227
• Number of times prime(n) occurs as the least prime factor among numbers 1 .. prime(n)^4: a(n) = A078898(A030514(n)).at n=17A250478
• Number of length-n 0..7 arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1.at n=4A269639
• Number of length-5 0..n arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1.at n=6A269642
• Partition the integers from 1 to n into three groups with consecutive numbers, then a(n) is the maximum value of the sum of the numbers in the second group multiplied by the minimum of the sum of the numbers in the first and third groups.at n=28A342713