Answer: 312211 John Conway's "look and say" sequence has no digits other than 1, 2, and 3 in it, unless the seed number contains such a digit or a run of more than three of the same digit. A degenerate sequence appears with the seed of 22.
Answer: 5 Portman collaborated (using her birth name, Natalie Hershlag) with Abigail A. Baird, who has a collaboration path (Gazzaniga, Michael S. -> Victor, Jonathan D.) leading to Joseph Gillis, who has an Erdős number of 1.
Answer: Sailfish Out of the 31,500 identified fish, the Sailfish is the fastest. The Sailfish is able to swim at a speed of 68 MPH, 18 MPH faster than the second place fish.
Answer: Earthquakes The Richter scale measures the size of Earthquakes. The formula, mb = log10(A/T) + Q(D,h), is used. The Richter scale ranges from 1-10. The highest recorded Earthquake was on May 22, 1960 in Southern Chile. The richter scale of this Earthquake was a 9.5.
