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Following are the specific rules of single deck blackjack:
- 1 deck
- Dealer hits on soft 17
- Player may double on any first two cards
- Player may double after splitting
- Player may split only once
- No surrender
- Dealer checks hole card for blackjack
The house edge under these rules is 0.07%. Following is the proper basic strategy for these rules.

Cryptologic Single Deck
| Your hand |
Dealer's Card |
| 2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
A |
| 8 |
H |
H |
H |
D |
D |
H |
H |
H |
H |
H |
| 9 |
D |
D |
D |
D |
D |
H |
H |
H |
H |
H |
| 10 |
D |
D |
D |
D |
D |
D |
D |
D |
H |
H |
| 11 |
D |
D |
D |
D |
D |
D |
D |
D |
D |
D |
| 12 |
H |
H |
S |
S |
S |
H |
H |
H |
H |
H |
| 13 |
S |
S |
S |
S |
S |
H |
H |
H |
H |
H |
| 14 |
S |
S |
S |
S |
S |
H |
H |
H |
H |
H |
| 15 |
S |
S |
S |
S |
S |
H |
H |
H |
H |
H |
| 16 |
S |
S |
S |
S |
S |
H |
H |
H |
H |
H |
| 17 |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
| A,2 |
H |
H |
D |
D |
D |
H |
H |
H |
H |
H |
| A,3 |
H |
H |
D |
D |
D |
H |
H |
H |
H |
H |
| A,4 |
H |
H |
D |
D |
D |
H |
H |
H |
H |
H |
| A,5 |
H |
H |
D |
D |
D |
H |
H |
H |
H |
H |
| A,6 |
D |
D |
D |
D |
D |
H |
H |
H |
H |
H |
| A,7 |
S |
Ds |
Ds |
Ds |
Ds |
S |
S |
H |
H |
H |
| A,8 |
S |
S |
S |
S |
Ds |
S |
S |
S |
S |
S |
| 2,2 |
P |
P |
P |
P |
P |
P |
H |
H |
H |
H |
| 3,3 |
P |
P |
P |
P |
P |
P |
P |
H |
H |
H |
| 4,4 |
H |
H |
P |
P |
P |
H |
H |
H |
H |
H |
| 5,5 |
D |
D |
D |
D |
D |
D |
D |
D |
H |
H |
| 6,6 |
P |
P |
P |
P |
P |
P |
H |
H |
H |
H |
| 7,7 |
P |
P |
P |
P |
P |
P |
P |
H |
S |
H |
| 8,8 |
P |
P |
P |
P |
P |
P |
P |
P |
P |
P |
| 9,9 |
P |
P |
P |
P |
P |
S |
P |
P |
S |
P |
| 10,10 |
S |
S |
S |
S |
S |
S |
S |
S |
S |
S |
| A,A |
P |
P |
P |
P |
P |
P |
P |
P |
P |
P |
Key to basic strategy:
H = Hit
S = Stand
D = Double
Ds = Double if allowed, otherwise stand
P = Split
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