This is a great week for cool number days.
Three All Prime days: 7/7/13, 7/11/13, 7/13/13.
And the middle one is three CONSECTIVE prime numbers! The last one of those was 5/7/11, and the next one is the last one this century: 11/13/17.
Bonus this week – Wednesday, 7/10/13 is an additive sequence.
Delicious opportunity this week on the consecutive primes day – Free Slurpees on 7/11 at 7/11.