import matplotlib.pyplot as plt

x_values=list(range(1, 1001))
y_values=[x**2 for x in x_values]

plt.scatter(x_values, y_values, c=y_values, cmap=plt.cm.plasma, edgecolor='none', s=40)

#Set chart title and label axes
plt.title("Square Numbers", fontsize=24)
plt.xlabel("Value", fontsize=14)
plt.ylabel("Square of Value", fontsize=24)

#Set size of tick labels
plt.tick_params(axis='both', which='major', labelsize=24)

#Set the range for each axis
plt.axis([0, 1100, 0, 1100000])

#plt.savefig('squares_plot.png', bbox_inches='tight')
plt.show()