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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A108800 Number of nonisomorphic systems enumerated by A102895. 7
2, 2, 6, 28, 330, 28960, 216562364 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Equals 2*A108798(n). First differences of A193675.

Cf. A102894, A102895, A102896, A102897, A108798, A193674, A193675.

Sequence in context: A032272 A179320 A004304 * A058250 A179929 A067644

Adjacent sequences:  A108797 A108798 A108799 * A108801 A108802 A108803

KEYWORD

nonn,more

AUTHOR

D. E. Knuth, Jul 01, 2005

EXTENSIONS

a(6) added using A193675. - N. J. A. Sloane, Aug 02 2011

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 21:51 EST 2012. Contains 205978 sequences.