Numbers m which when sandwiched between two 1's give a multiple of m.
A116436
Numbers m which when sandwiched between two 1's give a multiple of m.
Terms
- a(0) =1a(1) =11a(2) =13a(3) =77a(4) =91a(5) =137a(6) =9091a(7) =909091a(8) =5882353a(9) =10989011a(10) =12987013a(11) =52631579a(12) =76923077a(13) =90909091a(14) =4347826087a(15) =9090909091a(16) =13698630137a(17) =909090909091
External references
- oeis: A116436