A354783 If the binary expansion of A354757(n) is 1 d_1 d_2 ... d_k, then the binary expansion of a(n) is c_1 c_2 ... c_k, where c_i = 1 - d_i.

0, 0, 1, 1, 3, 0, 4, 4, 12, 0, 3, 3, 19, 2, 34, 0, 64, 64, 76, 8, 136, 0, 256, 256, 768, 0, 17, 17, 1041, 16, 50, 32, 2080, 0, 4096, 4096, 12288, 0, 68, 68, 16452, 64, 200, 128, 32896, 0, 65536, 65536, 196608, 0, 768, 768, 262912, 512, 524800, 0, 1048576, 1048576, 1049601, 1024, 2098176, 0, 18, 18, 4194322, 16, 2096, 2048, 8390656, 0, 16777216

Offset

1,5

Comments

Has the same relation to A354757 as A354781 does to A354780.

The offset is 1, to avoid having to define a(0).

Links

N. J. A. Sloane, Table of n, a(n) for n = 1..4800

Example

A354757(5) = 12 = 1100_2, so a(5) = 11_2 = 3.
A354757(6) = 15 = 1111_2, so a(6) = 0.
A354757(7) = 27 = 11011_2, so a(7) = 100_2 = 4.

Crossrefs

Cf. A354169, A354757, A354780, A354781.

See A354793 for Hamming weight of a(n).

Sequence in context: A016644 A240966 A308109 * A209132 A019789 A137335

Adjacent sequences: A354780 A354781 A354782 * A354784 A354785 A354786

Keyword

nonn,base

Author

N. J. A. Sloane, Jul 08 2022

Extensions

Added comment and examples. - N. J. A. Sloane, Aug 02 2022

Status

approved