Concatenation of the numbers from 1 to n but omitting 2.
A262572
Concatenation of the numbers from 1 to n but omitting 2.
Terms
- a(0) =1a(1) =13a(2) =134a(3) =1345a(4) =13456a(5) =134567a(6) =1345678a(7) =13456789a(8) =1345678910a(9) =134567891011
External references
- oeis: A262572