OFFSET
0,3
EXAMPLE
Since a(4)=20 and a(5)=115, we have a(6) = lcm(135,6) = 270.
MAPLE
a[0]:=1: a[1]:=1: for n from 2 to 26 do a[n]:=lcm(a[n-1]+a[n-2], n) od: seq(a[n], n=0..26); # Emeric Deutsch, May 06 2007
MATHEMATICA
RecurrenceTable[{a[0]==a[1]==1, a[n]==LCM[a[n-1]+a[n-2], n]}, a, {n, 30}] (* Harvey P. Dale, Apr 17 2012 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Leroy Quet, Apr 29 2007
EXTENSIONS
More terms from Emeric Deutsch, May 06 2007
STATUS
approved