Smallest Odd Number not of form 2 a squared plus p/Mistake

Source Work

1997: David Wells: Curious and Interesting Numbers (2nd ed.):

The Dictionary

$17$

Mistake

[$17$ is] the smallest odd number which cannot be represented as the sum of a prime and twice a square.

This is incorrect, as both $1$ and $3$ share that property.

Sources

• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $17$