count =0
for n in range (1,1000):
a=(17*n)-13
count =count +1
for i in range (1,500):
if a==i*i:
print a, " ",count
Y291bnQgPTAKZm9yIG4gaW4gcmFuZ2UgKDEsMTAwMCk6CiAgICAKICAgIGE9KDE3Km4pLTEzCiAgICBjb3VudCA9Y291bnQgKzEKICAgIGZvciBpIGluIHJhbmdlICgxLDUwMCk6CiAgICAgICAgaWYgYT09aSppOgogICAgICAgICAgICBwcmludCBhLCAgIiAgICAiLGNvdW50CgogICAg