Never said it was, but it was a good way to prove that it was me. Or, at least, that I had been there.
Thank you! The counting went, as I recall, "2, 3, 5, 7, 19!" somehow correctly skipping the next three. Must just have known intuitively that 19 was the fourth prime after 7.
That's an owl called Athena. And my pet weasel called Runner. And a bust of Some Greek guy.
Those medics have previous degrees - one Oxford Classicist, one Cambridge Natural Scientist, and one with an English degree, an done other I know not what. So they have actually a wide range of experience and, as you saw, it showed.