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Table: Sortable chromatic 1 octave with accidentals

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pitch Major key Accidentals Minor key
0 C major A minor
7 G major F♯ E minor
2 D major F♯, C♯ B minor
9 A major F♯, C♯, G♯ F♯ minor
4 E major F♯, C♯, G♯, D♯ C♯ minor
11 B major F♯, C♯, G♯, D♯, A♯ G♯ minor
5 F♯ major F♯, C♯, G♯, D♯, A♯, E♯ D♯ minor
4 F major B♭ D minor
10 B♭ major B♭ , E♭ G minor
3 E♭ major B♭ , E♭ , A♭ C minor
6 A♭ major B♭ , E♭ , A♭ , D♭ F minor
1 D♭ major B♭ , E♭ , A♭ , D♭ , G♭ B♭ minor
5 G♭ major B♭ , E♭ , A♭ , D♭ , G♭ , C♭ E♭ minor

Frequencies from c,⇔C to c′′′⇔ C6

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Key Note Frequency
64 c′′′⇔C6 1046.502
63 b′′⇔B5 987.7666
62 a#′′/b♭′′ 932.3275
61 a′′⇔A5 880.0000
60 g#′′/a♭′′ 830.6094
59 g′′⇔G5 783.9909
58 f#′′/g♭′′ 739.9888
57 f′′⇔F5 698.4565
56 e′′⇔E5 659.2551
55 d#′′/e♭′′ 622.2540
54 d′′⇔D5 587.3295
53 c#′′/d♭′′ 554.3653
52 c′′⇔C5 523.2511
51 b′ = B4 493.8833
50 a#′/b♭′ 466.1638
49 a′⇔A4 440.0000
48 g#′/a♭′ 415.3047
47 g′⇔G4 391.9954
46 f#′/g♭′ 369.9944
45 f′⇔F4 349.2282
44 e′⇔E4 329.6276
43 d#′/e♭′ 311.1270
42 d′⇔D4 293.6648
41 c#′/d♭′ 277.1826
40 c′⇔C4 261.6256
39 b⇔B3 246.9417
38 a#/b♭ 233.0819
37 a⇔A3 220.0000
36 g#/a♭ 207.6523
35 g⇔G3 195.9977
34 f#/g♭ 184.9972
33 f⇔F3 174.6141
32 e⇔E3 164.8138
31 d#/e♭ 155.5635
30 d⇔D3 146.8324
29 c#/d♭ 138.5913
28 c⇔ C3 130.8128
27 b,⇔ B2 123.4708
26 A#/B♭ 116.5409
25 a,⇔ A2 110.0000
24 G#/A♭ 103.8262
23 g,⇔ G2 97.99886
22 F#/G♭ 92.49861
21 f,⇔ F2 87.30706
20 e,⇔ E2 82.40689
19 D#/E♭ 77.78175
18 d,⇔ D2 73.41619
17 C#/D♭ 69.29566
16 c,⇔C2 65.40639

I use slightly different notation: Instead of two columns I connect Helmholtz⇔Scientific on the same line, and use the Lilypond notation ,c instead of C in this version of the Helmholtz notation.