A001098 Multiply previous term by 2 and write in binary.

1, 10, 10100, 100111011101000, 101101100001100111010010100000100111001010010000

Offset

1,2

Comments

The next term (a(6)) has 158 digits. - Harvey P. Dale, Sep 18 2018

Links

John Cerkan, Table of n, a(n) for n = 1..7

Mathematica

NestList[FromDigits[IntegerDigits[2#, 2]]&, 1, 5] (* Harvey P. Dale, Sep 18 2018 *)

Crossrefs

Sequence in context: A266841 A267677 A101305 * A266872 A267705 A086164

Adjacent sequences: A001095 A001096 A001097 * A001099 A001100 A001101

Keyword

nonn,base

Author

Steve Umbehocker [ umbe(AT)dilbert.cqs.washington.edu ]

Extensions

Corrected by Franklin T. Adams-Watters, Mar 13 2006

Status

approved