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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A015377 Gaussian binomial coefficient [ n,9 ] for q=-5. 0
1, -1627604, 3311368882921, -6416187820400919704, 12551699566292514833249671, -24507195908707737696414306347204, 47868680606322065338648160779243199671 (list; graph; refs; listen; history; internal format)
OFFSET

9,2

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.

PROG

(Other) sage: [gaussian_binomial(n, 9, -5) for n in xrange(9, 16)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 25 2009]

CROSSREFS

Sequence in context: A064117 A173428 A015334 * A205985 A144127 A072922

Adjacent sequences:  A015374 A015375 A015376 * A015378 A015379 A015380

KEYWORD

sign,easy

AUTHOR

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

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 01:56 EST 2012. Contains 205860 sequences.