Numberphile2 | Subway Numbers (extra bit) - Numberphile @numberphile2 | Uploaded 5 years ago | Updated 1 minute ago
Just a little bonus bit with Neil Sloane cut from the main video at: youtu.be/OeGSQggDkxI

Neil Sloane is the founder of the Online Encyclopedia of Integer Sequences: oeis.org

A-Train Sequence: oeis.org/A000054
Philadelphia Sequence: oeis.org/A007826

Lunar Arithmetic: youtu.be/cZkGeR9CWbk
Sloane's gap: youtu.be/_YysNM2JoFo

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