pub type N53 = NInt<U53>;
struct N53 { pub(crate) n: UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B1>, B0>, B1>, B0>, B1>, }
n: UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B1>, B0>, B1>, B0>, B1>