5 replaced http://codegolf.stackexchange.com/ with https://codegolf.stackexchange.com/

## GolfScript (20 18 chars)

{,{.)^2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primoprimo for saving 2 chars.

## GolfScript (20 18 chars)

{,{.)^2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primo for saving 2 chars.

## GolfScript (20 18 chars)

{,{.)^2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primo for saving 2 chars.

4 Previously typoed the change

## GolfScript (20 18 chars)

{,{.)^&2base^2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primo for saving 2 chars.

## GolfScript (20 18 chars)

{,{.)^&2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primo for saving 2 chars.

## GolfScript (20 18 chars)

{,{.)^2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primo for saving 2 chars.

3 added 139 characters in body

## GolfScript (2020 18 chars)

{,{).~)&2base^&2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primo for saving 2 chars.

## GolfScript (20 chars)

{,{).~)&2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


## GolfScript (20 18 chars)

{,{.)^&2base,}%}:f;


This is a simple binary ruler function, A001511.

Equivalently

{,{).~)&2base,}%}:f;
{,{~.~)&2base,}%}:f;
{,{).(~&2base,}%}:f;
{,{{1&}{2/}/,)}%}:f;


Thanks for primo for saving 2 chars.

2 Another 20-char soln
1