1,2

Runs of successive digits have length twice powers of 4

A031443 is a subsequence; A179888 is the intersection of this sequence and A032925. - Reinhard Zumkeller, Jul 31 2010

R. Zumkeller, Table of n, a(n) for n = 1..10001

(Haskell)

a053754 n = a053754_list !! (n-1)

a053754_list = 0 : filter (even . a070939) [1..]

-- Reinhard Zumkeller, Apr 18 2015

Cf. A029837.

Cf. A070939.

Sequence in context: A291838 A114585 A161641 * A080745 A283776 A047476

Adjacent sequences: A053751 A053752 A053753 * A053755 A053756 A053757

base,easy,nonn

Henry Bottomley, Apr 06 2000

Offset corrected by Reinhard Zumkeller, Jul 30 2010

approved