Alembert's 1

by Henri Crolla
A
doublesingle
Repeat
singlesinglesingle
singlesinglesinglesingledouble
B
doublesingle
Repeat
singlesinglesingle
singlesinglesinglesingle
Repeat
double
C
doublesinglesinglesingle
Repeat
single
singlesinglesinglesingledouble
D
doublesingle
Repeat
singlesinglesingle
singlesingle
singlesingledouble