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!)
A208618 Number of Young tableaux with 5 n-length rows, increasing entries down the columns and monotonic entries along the rows (first row increasing). 1
1, 1, 126, 7572, 1725819, 705002611, 396803649991, 278635710716650, 231474950997766763, 219738417947792525211, 232553597317851557785623, 269396684883944249352055973, 336839101974197524267892335361, 449620757900366812848744648452561 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Also the number of (5*n-1)-step walks on n-dimensional cubic lattice from (1,0,...,0) to (5,5,...,5) with positive unit steps in all dimensions such that for each point (p_1,p_2,...,p_n) we have p_1<=p_2<=...<=p_n or p_1>=p_2>=...>=p_n.

LINKS

Table of n, a(n) for n=0..13.

CROSSREFS

Row n=5 of A208615.

Sequence in context: A037963 A240929 A285172 * A267835 A202652 A278624

Adjacent sequences:  A208615 A208616 A208617 * A208619 A208620 A208621

KEYWORD

nonn,walk

AUTHOR

Alois P. Heinz, Feb 29 2012

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 January 22 10:13 EST 2022. Contains 350481 sequences. (Running on oeis4.)