Solve this:

Puzzle. This is a tough one. Let us see who can do it. Here is a list showing the month and a number for each month . January 7110 February 826 March 5313 April 541 May 3513 June 4610 July 4710 August 681 Decipher the logic and find the number for September = ? n Challenge is O P E N for all GENIUSES Please support yöür answer by logic ..