> > If it were C I would just do: > > for(x=1;x<24;x++) > for(y=0;y<x;y++) > { > // do verb on x and y > } > > So I need an equivalent to that basically, in J. ;({.,.i.)&.>1+i.24 1 0 2 0 2 1 3 0 3 1 3 2 4 0 ... -- Met vriendelijke groet, =@@i