A153243 Positions of balanced binary trees in A014486, i.e., trees where number of vertices in the right subtree = number of vertices in the left subtree.

0, 1, 6, 42, 43, 51, 52, 385, 386, 387, 388, 389, 413, 414, 415, 416, 417, 475, 476, 477, 478, 479, 503, 504, 505, 506, 507, 551, 552, 553, 554, 555, 4089, 4090, 4091, 4092, 4093, 4094, 4095, 4096, 4097, 4098, 4099, 4100, 4101, 4102, 4179, 4180

Offset

0,3

Links

Table of n, a(n) for n=0..47.

Crossrefs

Positions of zeros in A153239.

Sequence in context: A250387 A306429 A117693 * A186885 A097253 A083938

Adjacent sequences: A153240 A153241 A153242 * A153244 A153245 A153246

Keyword

nonn

Author

Antti Karttunen, Dec 21 2008

Status

approved