Pascal’s Triangle

numRows = [[1] * i for i in range(1, 6)]

for i in range(len(numRows)):
    for j in range(len(numRows[i])):
        if i > 1:
          if j != 0 and j != len(numRows[i])-1:
              numRows[i][j] = numRows[i-1][j-1] + numRows[i-1][j]

print(numRows)