117585

Appears in sequences

• a(n) = Sum_{k=1..n} Sum_{j=1..k} (prime(k) - prime(j))^2.at n=17A062022
• Difference of two positive 6th powers.at n=20A181125
• a(n) = 7^n - 2^n.at n=6A190540
• Monotonic ordering of nonnegative differences 7^i-4^j, for 40>=i>=0, j>=0.at n=30A192166
• Number of lower triangles of an n X n integer array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by 6 or less and triangles differing by a constant counted only once.at n=2A195218
• T(n,k) is the number of lower triangles of an n X n integer array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by k or less and triangles differing by a constant counted only once.at n=30A195220
• Number of lower triangles of a 3 X 3 integer array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by n or less and triangles differing by a constant counted only once.at n=5A195221
• Number of compositions of n into distinct parts where each part i is marked with a word of length i over a ternary alphabet whose letters appear in alphabetical order and all letters occur at least once in the composition.at n=8A261854
• Sum of all the parts in the partitions of n into 10 parts.at n=39A326588
• Number of ways of placing n non-attacking wazirs on a 3 X n board.at n=11A371978