i < ~32768 ⊦ i2s((* i)) = i2s(bits2int(lastn(16, int2bits(i))))
i < ~32768, ~32768 ≤ i % 65536, i < 0, i < ~32768 ⊦ s2i(i2s(bits2int(lastn(16, int2bits(i))))) = i % 65536
Used terms: i