Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A104670
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A104670 C(n+2,2)*C(n+7,n). +0
1
1, 24, 216, 1200, 4950, 16632, 48048, 123552, 289575, 629200, 1283568, 2482272, 4585308, 8139600, 13953600, 23193984, 37509021, 59183784, 91333000, 138138000, 205134930, 299562120, 430775280, 610740000, 854611875 (list; graph; listen)
OFFSET

0,2

EXAMPLE

If n=0 then C(2+0,2)*C(7+0,0+0)= C(2,2)*C(7,0)=1*1=1

If n=6 then C(2+6,2)*C(7+6,0+6)= C(8,2)*C(13,6)=28*1716=48048

MAPLE

[seq(stirling2(n+1, n)*binomial(n+6, 7), n=1..25)]; - Zerinvary Lajos (zerinvarylajos(AT)yahoo), Dec 06 2006

CROSSREFS

Cf. A062190.

Sequence in context: A050222 A008655 A133754 this_sequence A138406 A042112 A107968

Adjacent sequences: A104667 A104668 A104669 this_sequence A104671 A104672 A104673

KEYWORD

easy,nonn

AUTHOR

Zerinvary Lajos (zlaja(AT)freemail.hu), Apr 22 2005

EXTENSIONS

Corrected and extended by Don Reble (djr(AT)nk.ca), Nov 21 2006

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 November 25 20:09 EST 2009. Contains 167514 sequences.


AT&T Labs Research