The first is 0, second is 1, third is 1, fourth is 2, fifth is 3, sixth is 5, seventh is 8, eighth is 13, ninth is 21, tenth is 34,eleventh is 55, twelfth is 89, thirteenth is 144, fourteenth is 233, fifteenth is 377.
The Fibonaccis ended in 1988.
The Fibonaccis was created in 1981.
the sum of the first 15 prime numbers is 328 .
Fibonacci lived about 400 years before Pascal did.
The sum of the first 5 numbers is 15. 1+2+3+4+5=15
The famous Fibonacci sequence starts with u(1) = 1, u(2) = 1 and thenu(n+2) = u(n) + u(n+1 for n = 1, 2, 3, ...Many sequences with other starting numbers behave similarly to this one.
The sum of the first 15 positive even numbers is 240. (Simply square 15, then add 15 to the result: 15 x 15 = 225. 225 + 15 = 240).
The sum of the first 15 odd numbers is 225.
(1+15)*15/2first plus last times number of numbers then divide by two
1,4,9,25,36,49,64,81,100,121,144,169,196,225
3.14159265358979
3.14159265357897