[r-t] Bobs only Erin Triples (was: Composition search)

[Richard Smith]

John Harrison wrote:

> In article <alpine.LRH.2.02.1511251446120.18909 at sphinx.mythic-beasts.com>,
>   Richard Smith <richard at ex-parrot.com> wrote:
>
>> This is for a one-part search:
>
>>    http://ex-parrot.com/~richard/erin7/true-by-depth.png
>
> There's an anomalous looking plot of ~97% at a depth of 27.5.  Is that
> real?

(!)  It's the key.

RAS