Math Trek

The pattern collector

The Encyclopedia of Integer Sequences outgrows its creator

By Julie Rehmeyer

- More than 2 years ago

When Neil Sloane was a young man, he started collecting objects he found beautiful. A common enough preoccupation perhaps, except for the particular objects Sloane chose: number sequences.

CURIOUS SEQUENCE Sloane continues to delight in the sequences that come his way. This plot shows the first 100,000 terms of the curious “Recamán sequence.”