Catalan numbers/Pascal's triangle: Difference between revisions
Catalan numbers/Pascal's triangle (view source)
Revision as of 18:47, 3 September 2023
, 9 months agoEasylang
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=={{header|Delphi}}==
See [https://rosettacode.org/wiki/Catalan_numbers/Pascal%27s_triangle#Pascal Pascal].
=={{header|EasyLang}}==
{{trans|AWK}}
<syntaxhighlight lang="easylang">
print 1
for n = 2 to 15
num = 1
den = 1
for k = 2 to n
num *= n + k
den *= k
cat = num / den
.
print cat
.
</syntaxhighlight>
=={{header|EchoLisp}}==
<syntaxhighlight lang="scheme">
Line 568 ⟶ 585:
→ 1 1 2 5 14 42 132 429 1430 4862 16796 58786 208012 742900 2674440 9694845
</syntaxhighlight>
=={{header|EDSAC order code}}==
Rather than store a triangular array, this solution stores the right-hand half of the current row and updates it in place. It uses the third method in the link, e.g. once we have the half row (70, 56, 28, 8, 1), the Catalan number 42 appears as 70 - 28.
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