Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A015346
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A015346 Gaussian binomial coefficient [ n,7 ] for q=-7. +0
1
1, -720600, 605808540100, -497459062806004200, 409849628721453245181802, -337508711324786004755672161800, 277955299234477922983349122651265300, -228907863042160417649553303166468327692600 (list; graph; listen)
OFFSET

7,2

REFERENCES

J. Goldman and G.-C. Rota, The number of subspaces of a vector space, pp. 75-83 of W. T. Tutte, editor, Recent Progress in Combinatorics. Academic Press, NY, 1969.

I. P. Goulden and D. M. Jackson, Combinatorial Enumeration. Wiley, NY, 1983, p, 99.

M. Sved, Gaussians and binomials, Ars. Combinatoria, 17A (1984), 325-351.

PROGRAM

(Other) sage: [gaussian_binomial(n, 7, -7) for n in xrange(7, 15)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 27 2009]

CROSSREFS

Sequence in context: A083614 A114675 A102501 this_sequence A153580 A153581 A100383

Adjacent sequences: A015343 A015344 A015345 this_sequence A015347 A015348 A015349

KEYWORD

sign,easy

AUTHOR

Olivier Gerard (olivier.gerard(AT)gmail.com)

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