Formula:8679

Digital Library of Mathematical Functions ID 26.18.E3

${\displaystyle{\displaystyle n!+\sum_{t=1}^{n}(-1)^{t}r_{t}(B)(n-t)!.}}$

Symbols List

• ${\displaystyle{\displaystyle!}}$:
• ${\displaystyle{\displaystyle n}}$: nonnegative integer
• ${\displaystyle{\displaystyle r_{j}(B)}}$: number of rook positions
• ${\displaystyle{\displaystyle B}}$: subset
 

Resources that cite this formula

No records found.