Genesis 5:31

RBT Translation:

And they are becoming the whole of the days of Lamech seven and seventy of a duplication and seven hundred of a duplication, and he is dying.

LITV Translation:
And all the days of Lamech were seven hundred and seventy seven years. And he died.

ESV Translation:
Thus all the days of Lamech were 777 years, and he died.

Brenton Septuagint Translation:
And all the days of Lamech were seven hundred and fifty-three years, and he died.