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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A047147 T(n,n+2), array T as in A047140. 0
1, 2, 5, 24, 38, 96, 843, 3840, 12244, 41612, 186870, 785256, 2921302, 10834752, 43743005, 176571744, 684645006, 2630576822, 10387337222, 41267967576, 161904551038, 631554736186, 2485459256832, 9822930677872, 38685615768302 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A002507 A137094 A130379 * A111047 A068964 A200402

Adjacent sequences:  A047144 A047145 A047146 * A047148 A047149 A047150

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 06:27 EST 2012. Contains 205998 sequences.