> ([: f/"1 [: ; [: (,. i.)&.> 1 + i.) 5 > 1 2 3 3 4 7 4 5 8 13 5 6 9 14 21 > A (faster) compact variant
([:;(f"_1 i.)&.> )1+i.5
1 2 3 3 4 7 4 5 8 13 5 6 9 14 21
--
Met vriendelijke groet,
=@@i
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm
