aparler/RosettaCodeData
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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Catalan-numbers/Icon/catalan-numbers.icon Normal file
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procedure main()
every writes(catalan(0 to 14)," ")
end
procedure catalan(n) # return catalan(n) or fail
static M
initial M := table()
n=0 & return 1
if n > 0 then
return (n = 1) | \M[n] | ( M[n] := (2*(2*n-1)*catalan(n-1))/(n+1))
end