Text letter codes

a= 2

b= 22

c= 222

d=3

e= 33

f= 333

g= 4

h= 44

i= 444

j= 5

k= 55

l= 555

m= 6

n= 66

o= 666

p= 7

q= 77

r= 777

s= 7777

t= 8

u= 88

v= 888

w= 9

x= 99

y= 999

z= 9999