1,9

a(n) = A060431(n) - A013928(n+1).

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

a(n) = sum(A212793(k) * (1 - A008966(k)): k = 1..n). - Reinhard Zumkeller, May 27 2012

(Haskell)

a072358 n = a072358_list !! (n-1)

a072358_list = scanl1 (+) $

zipWith (*) a212793_list $ map (1 -) a008966_list

-- Reinhard Zumkeller, May 27 2012

Cf. A067259, A004709, A005117.

Sequence in context: A238598 A156684 A070564 * A074795 A069577 A282426

Adjacent sequences: A072355 A072356 A072357 * A072359 A072360 A072361

nonn

Reinhard Zumkeller, Jul 18 2002

approved