Index - N
| naturalD16Maybe | ASCII.Hexadecimal |
| naturalD16Unsafe | ASCII.Hexadecimal |
| naturalDigitMaybe | ASCII.Decimal |
| naturalHexCharMaybe | ASCII.Hexadecimal |
| naturalHexCharUnsafe | ASCII.Hexadecimal |
| NegativeAcknowledgement | ASCII.Char |
| Null | ASCII.Char |
| numbers | ASCII.Lists, ASCII.ListsAndPredicates |
| NumberSign | ASCII.Char |