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  2. Fibonacci sequence - Wikipedia

    en.wikipedia.org/wiki/Fibonacci_sequence

    For example, out of the 16 binary strings of length 4, there are F 5 = 5 without an odd number of consecutive 1 s—they are 0000, 0011, 0110, 1100, 1111. Equivalently, the number of subsets S of {1, ..., n} without an odd number of consecutive integers is F n+1. A bijection with the sums to n is to replace 1 with 0 and 2 with 11.

  3. 11 (number) - Wikipedia

    en.wikipedia.org/wiki/11_(number)

    11 is a prime number, and a super-prime. 11 forms a twin prime with 13, [6] and sexy pair with 5 and 17. The first prime exponent that does not yield a Mersenne prime is 11. 11 is part of a pair of Brown numbers. Only three such pairs of numbers are known. [citation needed] Rows in Pascal's triangle can be seen as representation of powers of 11 ...

  4. Prime number - Wikipedia

    en.wikipedia.org/wiki/Prime_number

    For example, among the numbers 1 through 6, the numbers 2, 3, and 5 are the prime numbers, [6] as there are no other numbers that divide them evenly (without a remainder). 1 is not prime, as it is specifically excluded in the definition. 4 = 2 × 2 and 6 = 2 × 3 are both composite.

  5. That haul included a breathtaking $11.3 million spent every minute between 10 a.m. and 2 p.m. on the day after Thanksgiving, with most shoppers using their phones, not PCs, to … The Independent ...

  6. iPhone - Wikipedia

    en.wikipedia.org/wiki/IPhone

    Apple sold 6.1 million units of the original iPhone between Q3 FY2007 [note 4] and Q4 FY2008, and 11.3 million units of the iPhone 3G in Q4 FY2008 and Q1 FY2009. [204] In 2008, the iPhone reached 1.1% of worldwide mobile phone market share, [205] and 8.2% of the smartphone market. [206]

  7. Demographics of the United States - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_the_United...

    The Hispanic or Latino population increased from 50.5 million in 2010 to 62.1 million in 2020: a 23% increase and a numerical increase of more than 11.6 million. [30] Immigrants and their U.S.-born descendants are expected to provide most of the U.S. population gains in the decades ahead. [31]

  8. 2010 United States census - Wikipedia

    en.wikipedia.org/wiki/2010_United_States_Census

    The number of forms mailed out or hand-delivered by the Census Bureau was approximately 134 million on April 1, 2010. [8] Although the questionnaire used April 1, 2010, as the reference date as to where a person was living, an insert dated March 15, 2010, included the following printed in bold type: "Please complete and mail back the enclosed ...

  9. Labor unions in the United States - Wikipedia

    en.wikipedia.org/wiki/Labor_unions_in_the_United...

    However, that trend has since reversed. In 2013 there were 14.5 million members in the U.S., compared with 17.7 million in 1983. In 2013, the percentage of workers belonging to a union was 11.3%, compared to 20.1% in 1983. The rate for the private sector was 6.4%, and for the public sector 35.3%. [59]