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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A047048 T(n,n+3), array T as in A047040; T(n+3,n), array T given by A047050. 0
1, 4, 14, 48, 165, 586, 2114, 7694, 28173, 104370, 389751, 1463288, 5514820, 20894454, 79510118, 303570094, 1161991698, 4460728710, 17168879077, 66225380848, 255907081225, 990671100502, 3841609763148, 14919279265464 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A094667 A002057 A099376 * A071745 A071749 A071753

Adjacent sequences:  A047045 A047046 A047047 * A047049 A047050 A047051

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 14 07:46 EST 2012. Contains 205597 sequences.