7876440
domain: N
Appears in sequences
- a(n) = (2*n+1)*(2*n+2)*(2*n+4)*(2*n+5).at n=25A069079
- a(n) = 0!*1!*2!*(3*n)!*3*n*(n-1) / ((n)!*(n+1)!*(n+2)!).at n=5A181201
- 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=30A181204
- 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=33A181204