What does the 'n' in nLockTime and nSequence stand for? I know what nLockTime and nSequence do, but I'm just curious about where the 'n' comes from. Thanks
It stand for a number, it is commonly used in programming to designate a variable that gonna hold an amount of something see: https://en.bitcoin.it/wiki/NLockTime and https://en.bitcoinwiki.org/wiki/NSequence