positive-sequence
31The Simpsons opening sequence — The Simpsons title screen as of 2009. The Simpsons opening sequence is an element that begins almost every episode of the American animated television series The Simpsons. Starting with the season 20 episode Take My Life, Please , the opening… …
32Hofstadter sequence — In mathematics, a Hofstadter sequence is a member of a family of related integer sequences defined by non linear recurrence relations. equences presented in Gödel, Escher, Bach: an Eternal Golden Braid The first Hofstadter sequences were… …
33Prose or Sequence — • A liturgical hymn used on certain festivals before the Gospel in the Mass Catholic Encyclopedia. Kevin Knight. 2006. Prose Or Sequence Prose or Sequence …
34Look-and-say sequence — The lines show the growth of the numbers of digits in the look and say sequences with starting points 23 (red), 1 (blue), 13 (violet), 312 (green). These lines (when represented in a logarithmic scale) tend to straight lines whose slopes coincide …
35Sylvester's sequence — In number theory, Sylvester s sequence is a sequence of integers in which each member of the sequence is the product of the previous members, plus one. The first few terms of the sequence are::2, 3, 7, 43, 1807, 3263443, 10650056950807,… …
36Integer sequence — In mathematics, an integer sequence is a sequence (i.e., an ordered list) of integers. An integer sequence may be specified explicitly by giving a formula for its nth term, or implicitly by giving a relationship between its terms. For example,… …
37Farey sequence — In mathematics, the Farey sequence of order n is the sequence of completely reduced fractions between 0 and 1 which, when in lowest terms, have denominators less than or equal to n , arranged in order of increasing size.Each Farey sequence starts …
38Genus of a multiplicative sequence — In mathematics, the genus of a multiplicative sequence is a ring homomorphism, from the cobordism ring of smooth oriented compact manifolds to another ring, usually the ring of rational numbers.DefinitionA genus phi; assigns a number phi;( X ) to …
39Shine-Dalgarno sequence — The Shine Dalgarno sequence (or Shine Dalgarno box), proposed by Australian scientists John Shine and Lynn Dalgarno, [cite journal |author=Shine J, Dalgarno L |title=Determinant of cistron specificity in bacterial ribosomes |journal=Nature… …
40Ducci sequence — A Ducci sequence is a sequence of n tuples of integers. Given an n tuple of integers (a1,a2,...,an), the next n tuple in the sequence is formed by taking the absolute differences of neighbouring integers: Another way of describing this is as… …
