Search: id:A069674
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%I A069674
%S A069674 120,210,1035,2080,4095,4560,4950,5460,9045,13530,15400,17020,17205,
%T A069674 17578,19306,20100,20503,20706,23005,30135,30628,36046,37401,40186,
%U A069674 43071,43660,46360,46971,50721,51040,52003,53301,60031,63190,66430
%N A069674 Triangular numbers whose digit permutations yield at least two further 
               triangular numbers.
%e A069674 120 yields 21 and 210; 210 yields 21 and 120.
%Y A069674 Cf. A077671, A095869, A095870.
%Y A069674 Sequence in context: A114823 A069790 A064224 this_sequence A003015 A098565 
               A084142
%Y A069674 Adjacent sequences: A069671 A069672 A069673 this_sequence A069675 A069676 
               A069677
%K A069674 nonn,base
%O A069674 0,1
%A A069674 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 06 2002
%E A069674 Edited, corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), 
               Jun 29 2004

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