Re: List:{1}, {2,3},{4,5,6}....
- To: mathgroup at smc.vnet.net
- Subject: [mg129407] Re: List:{1}, {2,3},{4,5,6}....
- From: "Moses, Peter J. C." <mows at mopar.freeserve.co.uk>
- Date: Fri, 11 Jan 2013 22:23:24 -0500 (EST)
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- References: <kcntv4$f8h$1@smc.vnet.net>
Hi "hknetman", Here is another way ... Range[#]+Accumulate[#-1]&[Range[5]] Best regards, Peter. Peter. J. C. Moses. Moparmatic Co. 1154 Evesham Road. Astwood Bank. Redditch. Worcs. B96 6DT. England. Tel & Fax 01527 892413. 52°15.713? N. 001°56.256? W "hknetman" <hknetman at hotmail.com> wrote in message news:kcntv4$f8h$1 at smc.vnet.net... >I use the command > list = Table[i + 1, {n, 1, 5}, {i, n (n - 1)/2, n (n - 1)/2 + n - 1}] > to get the following result: > {{1}, {2, 3}, {4, 5, 6}, {7, 8, 9, 10}, {11, 12, 13, 14, 15}} > > Is there any better method? > > Thanks a lot. >