Triangular numbers with strictly increasing product of digits.

Terms

a(0) =1a(1) =3a(2) =6a(3) =28a(4) =36a(5) =45a(6) =55a(7) =66a(8) =78a(9) =276a(10) =378a(11) =496a(12) =595a(13) =1596a(14) =2485a(15) =2775a(16) =3486a(17) =4656a(18) =5565a(19) =5778a(20) =5995a(21) =8778a(22) =25878a(23) =26796a(24) =35778a(25) =47586a(26) =47895a(27) =58996a(28) =196878a(29) =277885