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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A047154 T(n,n-2), array T as in A047150. 0
1, 4, 13, 46, 162, 588, 2175, 8042, 30050, 112859, 426682, 1622775, 6191928, 23709735, 91044994, 350563516, 1353275024, 5234851541, 20287972487, 78757772777, 306202563769, 1192168270089, 4647483544430, 18138518078549 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,2

LINKS

Table of n, a(n) for n=2..25.

CROSSREFS

Sequence in context: A104460 A095128 A149433 * A180144 A149434 A026641

Adjacent sequences:  A047151 A047152 A047153 * A047155 A047156 A047157

KEYWORD

nonn

AUTHOR

Clark Kimberling

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 May 22 00:25 EDT 2019. Contains 323472 sequences. (Running on oeis4.)