Numbers n such that Sum_{k>=1} digits(k)/k = 1 where digits() are the digits of n in base 10, the least significant digit having index 1.
A291256
Numbers n such that Sum_{k>=1} digits(k)/k = 1 where digits() are the digits of n in base 10, the least significant digit having index 1.
Terms
- a(0) =1a(1) =20a(2) =300a(3) =2010a(4) =4000a(5) =50000a(6) =100110a(7) =102100a(8) =200200a(9) =300010a(10) =302000a(11) =400100a(12) =600000a(13) =7000000a(14) =20001010a(15) =20003000a(16) =20101100a(17) =20301000a(18) =40000010a(19) =40002000a(20) =40100100a(21) =40300000a(22) =60001000a(23) =80000000a(24) =300000200a(25) =300100010a(26) =300102000a(27) =300200100a(28) =300400000a(29) =320101000
External references
- oeis: A291256