Triangular numbers which have one or more occurrences of exactly five different digits.

Terms

a(0) =10296a(1) =12403a(2) =13695a(3) =14028a(4) =14365a(5) =14706a(6) =16290a(7) =17205a(8) =19306a(9) =19503a(10) =21736a(11) =21945a(12) =23871a(13) =24310a(14) =24531a(15) =24753a(16) =24976a(17) =27495a(18) =29403a(19) =30628a(20) =30876a(21) =32640a(22) =32896a(23) =34716a(24) =34980a(25) =37128a(26) =37401a(27) =37950a(28) =39621a(29) =40186