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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A051043 Number of quaternary cubefree words of length n. 1
4, 16, 60, 228, 864, 3264, 12336, 46632, 176208, 665892, 2516412, 9509364, 35935476, 135798588, 513176076 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

LINKS

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

CROSSREFS

Cf. A028445, A051042.

Sequence in context: A081161 A032106 A047097 * A123620 A203153 A126929

Adjacent sequences:  A051040 A051041 A051042 * A051044 A051045 A051046

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

EXTENSIONS

More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Mar 22 2002

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 16 13:02 EST 2012. Contains 205909 sequences.