Quadruplets

Some articles on quadruplets, quadruplet:

List Of Multiple Births - Cases By Number - Quadruplets (4)
... The Smith quadruplets, born 1750 in Kinsale, Ireland, to Jane Smith, a fisherman's wife ... The Gehri quadruplets (born September 26, 1880, in Switzerland) were the first recorded to have survived to adulthood ... The Keys quadruplets (born June 4, 1915, in Hollis, Oklahoma) were the first same-sex quadruplets known to survive to adulthood ...
Human Multiple Births - Quadruplets
... Quadruplets are much rarer than twins or triplets ... Quadruplet births are becoming increasingly common due to fertility treatments ... There are around 70 sets of all-identical quadruplets worldwide ...
Fred R. Klenner - Life
... In 1946, in Reidsville, North Carolina, he delivered the "Fultz Quadruplets", the world's first recorded set of identical black quadruplets and the first quadruplets ...
Types of Groupings - Sexy Prime Quadruplets
... Sexy prime quadruplets (p, p + 6, p + 12, p + 18) can only begin with primes ending in a 1 in their decimal representation (except for the quadruplet with p = 5) ... The sexy prime quadruplets below 1000 are ( A023271,  A046122,  A046123,  A046124) (5,11,17,23), (11,17,23,29), (41,47,53,59), (61,67,73,79), (251,257,263,269), (601,607,613,619), (641 ... In November 2005 the largest known sexy prime quadruplet, found by Jens Kruse Andersen had 1002 digits p = 411784973 · 2347# + 3301 ...
Prime Quadruplet
... A prime quadruplet (sometimes called prime quadruple) is a set of four primes of the form {p, p+2, p+6, p+8} ... The first prime quadruplets are All prime quadruplets except {5, 7, 11, 13} are of the form {30n + 11, 30n + 13, 30n + 17, 30n + 19} for some integer n ... A prime quadruplet of this form is also called a prime decade ...