OFFSET
1,2
COMMENTS
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
EXAMPLE
See example for a(33)=44 in A129510.
PROG
(Haskell)
import Data.List.Ordered (isect, union)
a129511 n = a129511_list !! (n-1)
a129511_list = filter (f [] . a027750_row') [1..] where
f _ [_] = True
f zs (d:ds) = null (dds `isect` zs) && f (dds `union` zs) ds
where dds = map (subtract d) ds
-- Reinhard Zumkeller, Jun 25 2015
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Apr 19 2007
STATUS
approved