login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A151720 Number of two-dimensional three-sided prudent 2n-step returns. 2
0, 24, 240, 2544, 31800, 435864, 6323352, 95647104, 1493934516, 23934001600, 391427518152, 6511949001648 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
Timothy M. Garoni, Anthony J. Guttmann, Iwan Jensen, John C. Dethridge, Prudent walks and polygons, J. Phys. A: Math. Theor. 42 (2009) 095205, Table 1.
CROSSREFS
Sequence in context: A052724 A357242 A000536 * A052652 A052732 A267060
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jun 11 2009
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 19 01:34 EDT 2024. Contains 370952 sequences. (Running on oeis4.)