for (int i = 0; i < 1024 * 16; ++i) {
        auto s1 = lookupSin((i - 1) / 16);
        auto m  = lookupExp2(s + 32 * TL) & ~1; // mask lowest bit
        auto s2 = lookupSin(i / 16 + m);
        cout << lookupExp(s2 + 128 * vol + 16 * env + 16 * am) + 256 << endl;
    }