Below is a table showing which notes generate what brainwave oscilations. The idea is that each note is played in a separate channel.
Brainwave 1.9446332095341745 C1 and C#1
Brainwave 2.060267117566937 C#1 and D1
Brainwave 2.1827769755841757 D1 and D#1
Brainwave 2.3125716488486177 D#1 and E1
Brainwave 2.4500843150167455 E1 and F1
Brainwave 2.5957739098288073 F1 and F#1
Brainwave 2.7501266587643656 F#1 and G1
Brainwave 2.9136576997744896 G1 and G#1
Brainwave 3.086912802506866 G#1 and A1
Brainwave 3.2704701897611983 A1 and A#1
Brainwave 3.464942467254282 A#1 and B1
Brainwave 3.670978668134147 B1 and C2
Brainwave 3.8892664190683774 C2 and C#2
Brainwave 4.004900327101112 C1 and D1
Brainwave 4.1205342351338885 C#2 and D2
Brainwave 4.243044093151113 C#1 and D#1
Brainwave 4.365553951168337 D2 and D#2
Brainwave 4.495348624432793 D1 and E1
Brainwave 4.625143297697278 D#2 and E2
Brainwave 4.762655963865363 D#1 and F1
Brainwave 4.90016863003342 E2 and F2
Brainwave 5.045858224845553 E1 and F#1
Brainwave 5.191547819657643 F2 and F#2
Brainwave 5.345900568593173 F1 and G1
Brainwave 5.500253317528745 F#2 and G2
Brainwave 5.663784358538855 F#1 and G#1
Brainwave 5.827315399548979 G2 and G#2
Brainwave 6.000570502281356 G1 and A1
Brainwave 6.173825605013732 G#2 and A2
Brainwave 6.187677302685287 C1 and D#1
Brainwave 6.3573829922680645 G#1 and A#1
Brainwave 6.540940379522397 A2 and A#2
Brainwave 6.5556157419997305 C#1 and E1
Brainwave 6.73541265701548 A1 and B1
Brainwave 6.929884934508564 A#2 and B2
Brainwave 6.945432939449539 D1 and F1
Brainwave 7.135921135388429 A#1 and C2
Brainwave 7.341957336268308 B2 and C3
Brainwave 7.3584298736941705 D#1 and F#1
Brainwave 7.560245087202524 B1 and C#2
Brainwave 7.778532838136755 C3 and C#3
Brainwave 7.795984883609918 E1 and G1
Brainwave 8.009800654202266 C2 and D2
Brainwave 8.241068470267749 C#3 and D3
Brainwave 8.259558268367662 F1 and G#1
Brainwave 8.486088186302226 C#2 and D#2
Brainwave 8.500248951533905 C1 and E1
Brainwave 8.731107902336703 D3 and D#3
Brainwave 8.750697161045721 F#1 and A1
Brainwave 8.990697248865615 D2 and E2
Brainwave 9.005700057016476 C#1 and F1
Brainwave 9.250286595394527 D#3 and E3
Brainwave 9.271040692042554 G1 and A#1
Brainwave 9.525311927730698 D#2 and F2
Brainwave 9.541206849278346 D1 and F#1
Brainwave 9.800337260066868 E3 and F3
Brainwave 9.822325459522347 G#1 and B1
Brainwave 10.091716449691063 E2 and F#2
Brainwave 10.108556532458536 D#1 and G1
Brainwave 10.383095639315286 F3 and F#3
Brainwave 10.406391325149627 A1 and C2
Brainwave 10.691801137186388 F2 and G2
Brainwave 10.709642583384408 E1 and G#1
Brainwave 10.95033326655065 C1 and F1
Brainwave 11.000506635057462 F#3 and G3
Brainwave 11.025187554456807 A#1 and C#2
Brainwave 11.327568717077725 F#2 and G#2
Brainwave 11.346471070874529 F1 and A1
Brainwave 11.601473966845283 C#1 and F#1
Brainwave 11.654630799097788 G3 and G#3
Brainwave 11.680779322336413 B1 and D2
Brainwave 12.001141004562712 G2 and A2
Brainwave 12.02116735080692 F#1 and A#1
Brainwave 12.291333508042712 D1 and G1
Brainwave 12.347651210027436 G#3 and A3
Brainwave 12.375354605370603 C2 and D#2
Brainwave 12.714765984536129 G#2 and A#2
Brainwave 12.735983159296836 G1 and B1
Brainwave 13.022214232233026 D#1 and G#1
Brainwave 13.081880759044992 A3 and A#3
Brainwave 13.111231483999504 C#2 and E2
Brainwave 13.47082531403096 A2 and B2
Brainwave 13.493304127656494 G#1 and C2
Brainwave 13.546107176379458 C1 and F#1
Brainwave 13.796555385891274 E1 and A1
Brainwave 13.859769869017128 A#3 and B3
Brainwave 13.890865878899035 D2 and F2