Function sq

sq(name: string): number
'e4' to 28 and back - tests read sq('e4') rather than bare numbers.
Parameters
- name: string
Returns number
Example
```
import { sq } from '@datamoc/mw_games/board';

console.log(sq('a1')); // 0
console.log(sq('e4')); // 28
console.log(sq('h8')); // 63
```
- Defined in src/board/chess.ts:59