Oblong numbers the product of whose digits are positive oblong numbers.

Terms

a(0) =2a(1) =6a(2) =12a(3) =56a(4) =132a(5) =156a(6) =756a(7) =2756a(8) =4556a(9) =6162a(10) =6972a(11) =7656a(12) =13572a(13) =21756a(14) =31152a(15) =33672a(16) =45156a(17) =61752a(18) =84972a(19) =153272a(20) =166872a(21) =279312a(22) =467172a(23) =626472a(24) =661782a(25) =1273512a(26) =1412532a(27) =1541322a(28) =1568756a(29) =1596432