Lucas sequence
constant-recursive integer sequence that satisfy the recurrence relation
sequence of Lucas numbers
entire infinite integer series where the next number is the sum of the two preceding it (2, 1, 3, 4, 7, 11, ...)
Fermat number
positive integer of the form (2^(2^n))+1
Dickson polynomials
polynomial sequence introduced by Dickson
Pell number
denominator of close rational approximation to the square root of 2
Fibonacci sequence
entire infinite integer series where the next number is the sum of the two preceding it (0,1,1,2,3,5,8,13,21,...)