A095870 - OEIS

%I #4 Mar 30 2012 17:29:16

%S 1,10,120,17020,20503,156520,1087075,1021735,1026028,1053426,104653,

%T 10623745,10280845,1004653,10568503,10725396,10762480,12890503,

%U 10348975,10394520,101495628,100543290,102495403,100359028,104972805,124780503

%N Least triangular number whose digit permutations yield exactly n further triangular numbers.

%e 20503 yields 253, 325, 23005 and 52003.

%Y Cf. A069674, A077671, A095869.

%K nonn,base

%O 0,2

%A _Ray Chandler_, Jun 29 2004