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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A084062 Main diagonal of number array A084061. 3
1, 1, 6, 54, 656, 10000, 182952, 3899224, 94769152, 2584929024, 78145100000, 2592261435104, 93586594074624, 3651967705305088, 153140949522798720, 6866498202750000000, 327772442129447518208, 16593897777705323921408 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

FORMULA

a(n)=(n-sqrt(n))^n/2+(n+sqrt(n))^n/2

CROSSREFS

Cf. A084063, A084095.

Sequence in context: A081132 A158831 A034001 * A137591 A072034 A167571

Adjacent sequences:  A084059 A084060 A084061 * A084063 A084064 A084065

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), May 11 2003

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 07:41 EST 2012. Contains 205998 sequences.