In this article, we will discuss the top 18 Python program patterns you must know of. Let's get started.
#1: Simple Number Triangle Pattern
Pattern:
1
2 2
3 3 3
4 4 4 4
5 5 5 5 5
Code:
rows = 6
for num in range(rows):
for i in range(num):
print(num, end=” “) # print number
# line after each row to display pattern correctly
print(” “)
#2: Inverted Pyramid of Numbers
Pattern:
1 1 1 1 1
2 2 2 2
3 3 3
4 4
5
Code:
rows = 5
b = 0
for i in range(rows, 0, -1):
b += 1
for j in range(1, i + 1):
print(b, end=’ ‘)
print(‘\r’)
#3: Half Pyramid Pattern of Numbers
Pattern:
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
Code:
rows = 5
for row in range(1, rows+1):
for column in range(1, row + 1):
print(column, end=’ ‘)
print(“”)
#4: Inverted Pyramid of Descending Numbers
Pattern:
5 5 5 5 5
4 4 4 4
3 3 3
2 2
1
Code:
rows = 5
for i in range(rows, 0, -1):
num = i
for j in range(0, i):
print(num, end=’ ‘)
print(“\r”)
#5: Inverted Pyramid of the Same Digit
Pattern:
5 5 5 5 5
5 5 5 5
5 5 5
5 5
5
Code:
rows = 5
num = rows
for i in range(rows, 0, -1):
for j in range(0, i):
print(num, end=’ ‘)
print(“\r”)
#6: Reverse Pyramid of Numbers
Pattern:
1
2 1
3 2 1
4 3 2 1
5 4 3 2 1
Code:
rows = 6
for row in range(1, rows):
for column in range(row, 0, -1):
print(column, end=’ ‘)
print(“”)
#7: Inverted Half Pyramid Number Pattern
Pattern:
0 1 2 3 4 5
0 1 2 3 4
0 1 2 3
0 1 2
0 1
Code:
rows = 5
for i in range(rows, 0, -1):
for j in range(0, i + 1):
print(j, end=’ ‘)
print(“\r”)
#8: Pyramid of Natural Numbers Less Than 10
Pattern:
1
2 3 4
5 6 7 8 9
Code:
currentNumber = 1
stop = 2
rows = 3 # Rows you want in your pattern
for i in range(rows):
for column in range(1, stop):
print(currentNumber, end=’ ‘)
currentNumber += 1
print(“”)
stop += 2
#9: Reverse Pattern of Digits from 10
Pattern:
1
3 2
6 5 4
10 9 8 7
Code:
start = 1
stop = 2
currentNumber = stop
for row in range(2, 6):
for col in range(start, stop):
currentNumber -= 1
print(currentNumber, end=’ ‘)
print(“”)
start = stop
stop += row
currentNumber = stop
#10: Unique Pyramid Pattern of Digits
Pattern:
1
1 2 1
1 2 3 2 1
1 2 3 4 3 2 1
1 2 3 4 5 4 3 2 1
Code:
rows = 6
for i in range(1, rows + 1):
for j in range(1, i – 1):
print(j, end=” “)
for j in range(i – 1, 0, -1):
print(j, end=” “)
print()
#11: Connected Inverted Pyramid Pattern of Numbers
Pattern:
5 4 3 2 1 1 2 3 4 5
5 4 3 2 2 3 4 5
5 4 3 3 4 5
5 4 4 5
5 5
Code:
rows = 6
for i in range(0, rows):
for j in range(rows – 1, i, -1):
print(j, ”, end=”)
for l in range(i):
print(‘ ‘, end=”)
for k in range(i + 1, rows):
print(k, ”, end=”)
print(‘\n’)
#12: Even Number Pyramid Pattern
Pattern:
10
10 8
10 8 6
10 8 6 4
10 8 6 4 2
Code:
rows = 5
LastEvenNumber = 2 * rows
evenNumber = LastEvenNumber
for i in range(1, rows+1):
evenNumber = LastEvenNumber
for j in range(i):
