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From: gwyn@brl-tgr.UUCP
Newsgroups: net.math
Subject: Re: series sum
Message-ID: <1993@brl-tgr.ARPA>
Date: Sat, 25-Jan-86 23:04:44 EST
Article-I.D.: brl-tgr.1993
Posted: Sat Jan 25 23:04:44 1986
Date-Received: Tue, 28-Jan-86 05:32:17 EST
References: <2265@utcsstat.uucp> <11535@ucbvax.berkeley.edu.BERKELEY.EDU>
Organization: Ballistic Research Lab
Lines: 8

> >     Can anyone deduce the sum of the following series after n terms?
> >
> >       1 + 3 + 6 + 10 + 15 + 21 + .....
>
> yes

Well, almost anyone.  Actually, one has to know how to look things
up in standard reference books, or else be able to do simple math.