Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A026880
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A026880 a(n) = T(n,m) + T(n,m+1) + ... + T(n,n), m=[ (n+1)/2 ], T given by A026758. +0
1
1, 1, 3, 4, 12, 17, 50, 73, 212, 315, 909, 1365, 3931, 5940, 17122, 25960, 75053, 113951, 330917, 502399, 1467067, 2224888, 6537922, 9896852, 29281109, 44218651, 131765882, 198432519, 595663485, 894311205, 2704572795 (list; graph; listen)
OFFSET

1,3
CROSSREFS

Sequence in context: A122757 A084221 A026847 this_sequence A026891 A064140 A064139

Adjacent sequences: A026877 A026878 A026879 this_sequence A026881 A026882 A026883

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

AT&T Labs Research

Legal Notice
© 2007 AT&T Knowledge Ventures. All Rights Reserved.