Base 3 representation of the positive integers n such that Sum[d[k],k=1..n] is an integer, where d(k) is the base 3 fraction 0.k (e.g., d(22 base 10)=d(211 base 3)=0.221 base 3).
A107483
Base 3 representation of the positive integers n such that Sum[d[k],k=1..n] is an integer, where d(k) is the base 3 fraction 0.k (e.g., d(22 base 10)=d(211 base 3)=0.221 base 3).
Terms
- a(0) =2a(1) =20a(2) =100a(3) =122a(4) =2222a(5) =20000a(6) =100000a(7) =122222a(8) =2222222a(9) =20000000a(10) =100000000a(11) =122222222a(12) =2222222222a(13) =20000000000a(14) =100000000000a(15) =122222222222
External references
- oeis: A107483