Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/8
Q:1/8=150
M:2/2
K:A
['E2 EF A2 AB cBAB ceeg fefg', 'eccf ecac', 'AGAB cBAc BFFe a2 ga faea faea']  
X:1
L:1/8
Q:1/8=150
M:2/2
K:A
 AF | E2 EF A2 AB | cBAB ceeg | fefg agaf | ecBc AFFA |"^5" E2 EF A2 AB | cBAB ceeg | fefg agaf | 
 ecBc A2 :| c2 |"^9" A2 Ac eccf | ecac eccd | B2 Bd fefg | agaf edcB |"^13" A2 Ac eccf | 
 ecac ecce | fefg agaf | ecBc A2 :| e2 |"^17" a2 ga faea | faea fccB | E2 EF AGAB | cBAc BFFe | 
"^21" a2 ga faea | faea fcce | fefg agaf | ecBc A2 :|  