nsum7
msum
lsum76
ksum7
jsum
y1tm
x1tm76
w1tm7
v1tm
u1tm76
9atm76
8atm7
7atm
6atm76
5atm7
kksm7
jksm
iksm76
hksm7
gksm
vtrm
utrm76
ttrm7
strm
rtrm76