1cot
2cot2
3cot20
4cot
5cot2
q3ot2
r3ot20
s3ot
t3ot2
u3ot20
fupt20
gupt
hupt2
iupt20
jupt
4kqt
5kqt2
6kqt20
7kqt
8kqt2
tbrt2
ubrt20
vbrt
wbrt2
xbrt20