Numbers k, not ending in 0, such that inserting a 0 between each pair of adjacent digits results in a multiple of k.
A287336
Numbers k, not ending in 0, such that inserting a 0 between each pair of adjacent digits results in a multiple of k.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =15a(10) =18a(11) =45a(12) =111a(13) =126a(14) =222a(15) =285a(16) =333a(17) =444a(18) =555a(19) =666a(20) =777a(21) =888a(22) =999a(23) =1041a(24) =1185a(25) =1395a(26) =1443a(27) =1554a(28) =1665a(29) =1893
External references
- oeis: A287336