199536480

Appears in sequences

• a(n) = 99*(n+1)*binomial(n+5,12).at n=8A027817
• a(n)=0!*1!*2!*3!*(4*n)!*6*n*(n-1) / ((n)!*(n+1)!*(n+2)!*(n+3)!).at n=4A181202
• a(n)=0!*1!*2!*3!*4!*(5*n)!*10*n*(n-1) / ((n)!*(n+1)!*(n+2)!*(n+3)!*(n+4)!).at n=3A181203
• T(n,k) = 0!*1!*2!*...*(k-1)! *(n*k)! *k*(k-1)*n*(n-1) / 2*n!*(n+1)!*...*(n+k-1)!at n=31A181204
• T(n,k) = 0!*1!*2!*...*(k-1)! *(n*k)! *k*(k-1)*n*(n-1) / 2*n!*(n+1)!*...*(n+k-1)!at n=32A181204
• a(n) = (1/2) * (3*n)! / n!^3 for n > 0, a(0) = 1.at n=7A386876