Digital representation of n contains only 1's and 0's, is palindromic and contains no singleton 1's or 0's.
A061851
Digital representation of n contains only 1's and 0's, is palindromic and contains no singleton 1's or 0's.
Terms
- a(0) =11a(1) =111a(2) =1111a(3) =11111a(4) =110011a(5) =111111a(6) =1100011a(7) =1111111a(8) =11000011a(9) =11100111a(10) =11111111a(11) =110000011a(12) =111000111a(13) =111111111a(14) =1100000011a(15) =1100110011a(16) =1110000111a(17) =1111001111a(18) =1111111111a(19) =11000000011a(20) =11001110011a(21) =11100000111a(22) =11110001111a(23) =11111111111a(24) =110000000011a(25) =110001100011
External references
- oeis: A061851