25172

Appears in sequences

• a(n) = floor(n*(n-1)*(n-2)*(n-3)/30).at n=31A011940
• Numbers k with the property that k^2 is a product of two distinct triangular numbers.at n=39A175497
• Number of (n+1)X(2+1) 0..3 arrays colored with the difference of the maximum and minimum in each 2X2 subblock.at n=1A236446
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays colored with the difference of the maximum and minimum in each 2X2 subblock.at n=4A236451
• Number of Largest Chain Ladder Family (LCLF) matchings on n edges.at n=6A256336
• a(n) = n*(n+1)*(n+3).at n=28A317637
• Numbers that are the sum of four third powers in seven or more ways.at n=10A345150
• Numbers that are the sum of four third powers in exactly seven ways.at n=9A345151
• Perimeters of more than one primitive 120-degree integer triangle.at n=17A350047