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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A049609 a(n)=T(n,n+3), array T as in A049600. 0
0, 1, 7, 43, 253, 1462, 8378, 47818, 272422, 1550927, 8829033, 50276013, 286430763, 1632808572, 9313861092, 53163187748, 303653552188 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

LINKS

Milan Janjic, Two Enumerative Functions

CROSSREFS

Sequence in context: A125344 A163869 A043553 * A161728 A003464 A022036

Adjacent sequences:  A049606 A049607 A049608 * A049610 A049611 A049612

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 21:13 EST 2012. Contains 206085 sequences.