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A171764 Binary expansion of numbers in A171763. 3
101, 1001, 1011, 10001, 10011, 10101, 10111, 100001, 100011, 100101, 100111, 101001, 101011, 101101, 101111, 1000001, 1000011, 1000101, 1000111, 1001001, 1001011, 1001101, 1001111, 1010001, 1010011, 1010101, 1010111, 1011001, 1011011, 1011101, 1011111, 10000001 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

FORMULA

a(n) = A007088(A171763(n)). - Amiram Eldar, Sep 01 2020

MATHEMATICA

bin[n_] := FromDigits[IntegerDigits[n, 2]]; bin /@ Select[Range[3, 130, 2], IntegerDigits[#, 2][[1 ;; 2]] == {1, 0} &] (* Amiram Eldar, Sep 01 2020 *)

CROSSREFS

Cf. A007088, A171763.

Sequence in context: A200733 A267002 A242138 * A164842 A082276 A069597

Adjacent sequences:  A171761 A171762 A171763 * A171765 A171766 A171767

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Oct 12 2010

STATUS

approved

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Last modified December 3 05:29 EST 2020. Contains 338899 sequences. (Running on oeis4.)