Permutation and Combination how to find rank?

chandra sekaran on Tue, 08 Jul 2014 20:18:30 +0200

Permutation and Combination how to find rank?

To: pari-users@pari.math.u-bordeaux.fr
Subject: Permutation and Combination how to find rank?
From: chandra sekaran <sekar.bc@gmail.com>
Date: Tue, 8 Jul 2014 23:48:22 +0530
Delivery-date: Tue, 08 Jul 2014 20:18:30 +0200
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Hi ,

How to find rank in permutation and combination. For example

256^2 will give all possible permutation and combination. I want know at 50000

what combination will come? Using Pari how to calculate.

Regards,

Chandrasekaran B

Follow-Ups:
- Re: Permutation and Combination how to find rank?
  - From: Charles Greathouse <charles.greathouse@case.edu>
- Re: Permutation and Combination how to find rank?
  - From: Joerg Arndt <arndt@jjj.de>