0,4

Harvey P. Dale, Table of n, a(n) for n = 0..1000

Table[IntegerReverse[IntegerReverse[n], 2], {n, 0, 80}] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Dec 03 2018 *)

Cf. A081432, A081433, A007088.

Sequence in context: A161820 A341042 A116528 * A053641 A161825 A099551

Adjacent sequences: A081428 A081429 A081430 * A081432 A081433 A081434

nonn,base

Reinhard Zumkeller, Mar 20 2003

approved