gistfile1.txt

vlad@vlad-T460:~$ python
Python 3.5.2 (default, Sep 10 2016, 08:21:44) 
[GCC 5.4.0 20160609] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from scipy.fftpack import dct
>>> import numpy as np
>>> for n in range(1, 5):
...     print(dct(np.identity(n), norm='ortho'))
... 
[[ 1.]]
[[ 0.70710678  0.70710678]
 [ 0.70710678 -0.70710678]]
[[ 0.57735027  0.70710678  0.40824829]
 [ 0.57735027  0.         -0.81649658]
 [ 0.57735027 -0.70710678  0.40824829]]
[[ 0.5         0.65328148  0.5         0.27059805]
 [ 0.5         0.27059805 -0.5        -0.65328148]
 [ 0.5        -0.27059805 -0.5         0.65328148]
 [ 0.5        -0.65328148  0.5        -0.27059805]]