1171170

Appears in sequences

• a(n) = Sum_{m=1..n-1} floor(m(n-2)/2)^2.at n=28A125849
• Numbers with exactly 6 distinct prime divisors {2,3,5,7,11,13}.at n=30A147573
• 90*A002451(n).at n=4A213455
• Denominators of Integral_{x=0..Pi/2} sin(2*n*x)*log(cosec(x)) dx.at n=13A225123
• Triangle read by rows: Joffe's central differences of zero, T(n,k), 1 <= k <= n.at n=23A241171
• a(n) = ((n + 1)/2)*(n + 2)*Pochhammer(n, 5) / 4!.at n=11A293476