Numbers that are divisible by all of their 1 and 2 digit substrings.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =11a(10) =12a(11) =15a(12) =22a(13) =24a(14) =33a(15) =36a(16) =44a(17) =48a(18) =55a(19) =66a(20) =77a(21) =88a(22) =99a(23) =1111a(24) =1155a(25) =1248a(26) =2222a(27) =3333a(28) =4444a(29) =5555