A177932 Records in A177930.

3, 5, 11, 29, 59, 137, 281, 569, 1151, 2309, 4649, 9341, 19139, 38711, 77489, 155381, 311681, 624047, 1248101, 2497421, 4998941, 10002437, 20005289, 40010609, 80021309, 160043909, 320090921, 640196267, 1280392739, 2560793201, 5121618767

Offset: 1

Author

Vladimir Shevelev, May 15 2010

Keywords

• nonn

Comments

By the construction of A177929, this is a subsequence of A001359.

Crossrefs

Cf. A177929 - A177931, A001359, A174514, A174216, A174217.

Formula

a(n) = A177930(A177931(n)) .

Extensions

Extended by R. J. Mathar, May 31 2010