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A115940 Pandigital (meaning every digit appears exactly once) triangular numbers. 2

%I

%S 1062489753,1239845706,1256984730,1520843976,1539264870,1597283460,

%T 1684930275,1952843760,1957346028,1978236450,2197480365,2367098415,

%U 2418079653,2503948761,2634980715,2718609453,2735891406,2750483196

%N Pandigital (meaning every digit appears exactly once) triangular numbers.

%C There are 82 such numbers, the largest being T(138959)=9654871320.

%H Zak Seidov, <a href="/A115940/b115940.txt">Table of n, a(n) for n = 1..82</a> (full sequence)

%e T(46097)=1062489753.

%Y Cf. A115939.

%K nonn,base,fini,full

%O 1,1

%A _Giovanni Resta_, Feb 06 2006

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Last modified May 23 12:38 EDT 2013. Contains 225587 sequences.