The letter A in braille
dot 11 of 26⠁
A in braille is dot 1. A–J use only the top four dots (1, 2, 4, 5).
A capital A has the capital sign, dot 6, in the cell before it: ⠠⠁.
After the number sign, a is the digit 1: ⠼⠁.
Don't mix it up
Now write it yourself
Tap the dots for A, then Enter. On a keyboard, press F D S / J K L together and let go.
Remember it, don't just look it up
A is in Letters A–J. Braille a Day brings it back tomorrow to answer from memory, then again just before you'd forget. Five minutes a day.