Binary System Problem

*To*: mathgroup at smc.vnet.net*Subject*: [mg18621] Binary System Problem*From*: Frieder Schweigert <FSchweigert at airplus.de>*Date*: Tue, 13 Jul 1999 01:01:39 -0400*Organization*: Lufthansa AirPlus Servicekarten GmbH*Sender*: owner-wri-mathgroup at wolfram.com

Hi, does anybody know an algorithm or generating system for those binary numbers with a fix amount of '1's, for example (four times '1'): 1111 10111 11011 11101 11110

**Follow-Ups**:**Re: Binary System Problem***From:*"Don Piele" <piele@cs.uwp.edu>