384948

Appears in sequences

• G.f.: A(x,y) = exp( Sum_{n>=1} [Sum_{k=0..n} C(n,k)^3*y^k] * x^n/n ) = Sum_{n>=0,k=0..n} T(n,k)*x^n*y^k, as a triangle of coefficients T(n,k) read by rows.at n=49A181143
• G.f.: A(x,y) = exp( Sum_{n>=1} [Sum_{k=0..n} C(n,k)^3*y^k] * x^n/n ) = Sum_{n>=0,k=0..n} T(n,k)*x^n*y^k, as a triangle of coefficients T(n,k) read by rows.at n=50A181143
• Number of (n+1)X(1+1) 0..3 arrays colored with the upper median plus the lower median minus the minimum of every 2X2 subblock.at n=3A236195
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays colored with the upper median plus the lower median minus the minimum of every 2 X 2 subblock.at n=6A236198
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays colored with the upper median plus the lower median minus the minimum of every 2 X 2 subblock.at n=9A236198