Was wrong subject. My mailing is getting rusty too.
R.E. Boss > -----Oorspronkelijk bericht----- > Van: Programming <[email protected]> > Namens R.E. Boss > Verzonden: maandag 13 mei 2019 11:07 > Aan: [email protected] > Onderwerp: Re: [Jprogramming] JELM - Extreme Learning Machine in J > > It took me more time than expected to produce the sequence of numbers in > J: > > (from Seqfan Mailing list - http://list.seqfan.eu/) > > Beginning with a two-digit square, successively replace each digit > > with its square, then repeat. > > > > For example, > > 9 > > 81 > > 641 > > 36161 > > 9361361 > > 8193619361 > > 641819361819361 > > 36161641819361641819361 > > 93613613616164181936136161641819361 > > ((]#.~ 10x^10>:@<.@^.]) *:@(10&#.^:_1))^:(i.10)9 > 9 81 641 36161 9361361 8193619361 641819361819361 > 36161641819361641819361 93613613616164181936136161641819361 > 8193619361936136136161641819361936136136161641819361 > > Curious about other, more elegant solutions, since my J is getting rusty. > > > R.E. Boss > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
