OFFSET
1,2
LINKS
Jayanta Basu and T. D. Noe, Table of n, a(n) for n = 1..100 (first 69 terms from Jayanta Basu)
MATHEMATICA
t = {}; p = 1; Do[If[Intersection @@ IntegerDigits /@ {x = n*(n + 1)/2, p} == {}, AppendTo[t, p]; p = x], {n, 2, 5000}]; t (* Jayanta Basu, Aug 07 2013 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Amarnath Murthy, Mar 07 2002
EXTENSIONS
Corrected and extended by Sascha Kurz, Mar 27 2002
Additional terms from Jayanta Basu, Aug 07 2013
STATUS
approved