7862124

Appears in sequences

• (Terms in A014450)/2.at n=25A051474
• Triangle with T(n,k) = k*E(n,k) where E(n,k) are Eulerian numbers A008292.at n=50A065826
• Triangle T(n,k) read by rows: number of permutations in [n] with exactly k ascents that have an even number of inversions.at n=60A128612
• Triangle T(n,k) read by rows: number of permutations in [n] with exactly k ascents that have an odd number of inversions.at n=60A128613
• Symmetrical triangle T(n, m) = floor(Eulerian(n+1, m)/2), read by rows.at n=40A174098