login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A046560 Distinct numbers in writing first numerator and then denominator of each element to the right of the central elements of the 1/3-Pascal triangle (by row). 0
1, 4, 3, 7, 5, 10, 25, 13, 55, 38, 16, 93, 18, 19, 203, 147, 73, 22, 350, 220, 95 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..21.

EXAMPLE

1/1; -->

1/1 1/1; -->

1/1 1/3 1/1; --> 1

1/1 4/3 4/3 1/1; --> 4 3

1/1 7/3 8/3 7/3 1/1; --> 7

1/1 10/3 5/1 5/1 10/3 1/1; --> ...

1/1 13/3 25/3 10/1 25/3 13/3 1/1;

1/1 16/3 38/3 55/3 55/3 38/3 16/3 1/1; ...

CROSSREFS

Cf. A046534.

Sequence in context: A257876 A093051 A089020 * A131413 A205392 A249189

Adjacent sequences:  A046557 A046558 A046559 * A046561 A046562 A046563

KEYWORD

tabf,nonn,frac,less

AUTHOR

Mohammad K. Azarian

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 15 00:14 EDT 2019. Contains 328025 sequences. (Running on oeis4.)