OFFSET
1,1
LINKS
Robert Israel, Table of n, a(n) for n = 1..10000
Eric Weisstein's World of Mathematics, Squarefree
MAPLE
R:= NULL:
state:= false:
count:= 0:
for n from 1 while count < 100 do
if numtheory:-issqrfree(n) then
if state then P:= P*n
else P:= n; state:= true
fi
elif state then
R:= R, P;
count:= count+1;
state:= false
fi
od:
R; # Robert Israel, Jan 06 2020
MATHEMATICA
Times @@ # & /@ DeleteCases[#, _?(! SquareFreeQ@ First@ # &)] &@ SplitBy[Range[140], SquareFreeQ] (* Michael De Vlieger, Jan 06 2020 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jan 20 2008
STATUS
approved