This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A091834 Triangle read by rows: T(n,k) = maximum denominator in the Egyptian fraction representation that minimizes the maximum denominator of the k-th entry of row n of the triangle of numbers 1/2; 1/3, 2/3; 1/4, 2/4, 3/4; ... 0
 2, 3, 6, 4, 2, 4, 5, 15, 10, 10, 6, 3, 2, 6, 3, 7, 21, 21, 14, 14, 21, 8, 4, 8, 2, 8, 4, 8, 9, 18, 3, 9, 18, 6, 9, 18, 10, 5, 10, 15, 2, 10, 5, 10, 15, 11, 44, 44, 33, 33, 22, 22, 44, 44, 33 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS EXAMPLE The 47th position, corresponding to the fraction 2/11, has value 44 because 2/11=1/12+1/22+1/33+1/44 and there is no way of writing 2/11 as a sum of distinct unit fractions with all denominators less than 44. CROSSREFS Cf. A050210. Sequence in context: A106834 A191658 A021427 * A050210 A003573 A111804 Adjacent sequences:  A091831 A091832 A091833 * A091835 A091836 A091837 KEYWORD nonn,tabl AUTHOR David Eppstein, Mar 09 2004 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 26 09:27 EDT 2019. Contains 323579 sequences. (Running on oeis4.)