bk2nc ck2ncr dk2n ek2nc fk2ncr
0a3ncr 1a3n 2a3nc 3a3ncr 4a3n
p13n q13nc r13ncr s13n t13nc
es4nc fs4ncr gs4n hs4nc is4ncr
3i5ncr 4i5n 5i5nc 6i5ncr 7i5n