>>> for x in ['{0:3n} 0b{0:08b}'.format(x) for x in range(0,40)]: print(x)
...
  0 0b00000000
  1 0b00000001
  2 0b00000010
  3 0b00000011
  4 0b00000100
  5 0b00000101
  6 0b00000110
  7 0b00000111
  8 0b00001000
  9 0b00001001
 10 0b00001010
 11 0b00001011
 12 0b00001100
 13 0b00001101
 14 0b00001110
 15 0b00001111
 16 0b00010000
 17 0b00010001
 18 0b00010010
 19 0b00010011
 20 0b00010100
 21 0b00010101
 22 0b00010110
 23 0b00010111
 24 0b00011000
 25 0b00011001
 26 0b00011010
 27 0b00011011
 28 0b00011100
 29 0b00011101
 30 0b00011110
 31 0b00011111
 32 0b00100000
 33 0b00100001
 34 0b00100010
 35 0b00100011
 36 0b00100100
 37 0b00100101
 38 0b00100110
 39 0b00100111