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Catalan numbers/Pascal's triangle: Difference between revisions
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Moved Python 2.7 code into Python section
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6564120420</pre>
=={{header|Python 2.7}}==▼
def catalan_number(n):▼
nm = dm = 1▼
for k in range(2, n+1):▼
nm, dm = ( nm*(n+k), dm*k )▼
return nm/dm▼
print [catalan_number(n) for n in range(1, 16)]▼
[1, 2, 5, 14, 42, 132, 429, 1430, 4862, 16796, 58786, 208012, 742900, 2674440, 9694845] ▼
=={{header|Python}}==
Line 209 ⟶ 196:
1 2 5 14 42 132 429 1430 4862 16796 58786 208012 742900 2674440 9694845
>>> </lang>
▲<lang python>def catalan_number(n):
▲ nm = dm = 1
▲ for k in range(2, n+1):
▲ nm, dm = ( nm*(n+k), dm*k )
▲ return nm/dm
▲print [catalan_number(n) for n in range(1, 16)]
=={{header|Racket}}==
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