> On Sep 28, 2017, at 1:40 PM, Raul Miller <[email protected]> wrote: > > That is what I would assume: > > 4,(4+5),(4+5+6),(4+5+6+7),(4+5+6+7+8) > 4 9 15 22 30 > > I was trying to figure out a recursive approach which isn't vastly > more tedious...
4( [, +( ([,+)`$:@.(10>]) ) >:@])5 On the other hand, ^: can be used, but I don't see any simpler. > > Thanks, > > -- > Raul > > > On Thu, Sep 28, 2017 at 2:39 PM, Roger Hui <[email protected]> wrote: >> You don't mean >> >> +/\4+i.10 >> 4 9 15 22 30 39 49 60 72 85 >> >> do you? >> >> >> >> On Thu, Sep 28, 2017 at 11:33 AM, Skip Cave <[email protected]> wrote: >> >>> What is a good way to generate this sequence in J? >>> >>> 4,(4+5),(4+5+6),(4+5+6+7),(4+5+6+7+8)+..... >>> >>> Show one way using i. and insert. >>> >>> Show another way using recursion. >>> >>> Skip >>> >>> Skip Cave >>> Cave Consulting LLC >>> ---------------------------------------------------------------------- >>> For information about J forums see http://www.jsoftware.com/forums.htm >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
