Math Forum http://mathforum.org/kb List of forum topics en Re: List:{1}, {2,3},{4,5,6}.... http://mathforum.org/kb/thread.jspa?messageID=8066570&tstart=0#8066570 > to get the following result:
> {{1}, {2, 3}, {4, 5, 6}, {7, 8, 9, 10}, {11, 12, 13, 14, 15}}

Hi. If]]> Jan 14, 2013 12:01:12 AM Jan 14, 2013 12:01:12 AM dana01@icloud.com 0 Re: List:{1}, {2,3},{4,5,6}.... http://mathforum.org/kb/thread.jspa?messageID=8059043&tstart=0#8059043
t1 = Timing[
list1 = Table[
i + 1, {n, 1, m}, {i, n (n - 1)/2, n (n - 1)/2 + n - 1}];][[1]]

0.000083

t2 =]]> Jan 11, 2013 10:23:47 PM Jan 11, 2013 10:23:47 PM hanlonr357@gmail.com 0 List:{1}, {2,3},{4,5,6}.... http://mathforum.org/kb/thread.jspa?messageID=8059057&tstart=0#8059057 ]]> Jan 11, 2013 10:23:46 PM Jan 11, 2013 10:23:46 PM 2