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A022250 Gaussian binomial coefficients [ n,10 ] for q = 8. 1
1, 1227133513, 1338539252338766985, 1440058191955372430686340745, 1546628304496854696033468524851058313, 1660730178183390221013476379650255525660841609, 1783202253071230934395807391969095566387830751237232265 (list; graph; refs; listen; history; text; internal format)
OFFSET

10,2

REFERENCES

F. J. MacWilliams and N. J. A. Sloane, The Theory of Error-Correcting Codes, Elsevier-North Holland, 1978, p. 698.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 10..120

FORMULA

a(n) = Product_{i=1..10} (8^(n-i+1)-1)/(8^i-1), by definition. - Vincenzo Librandi, Aug 04 2016

MATHEMATICA

Table[QBinomial[n, 10, 8], {n, 10, 20}] (* Vincenzo Librandi, Aug 04 2016 *)

PROG

(Sage) [gaussian_binomial(n, 10, 8) for n in xrange(10, 16)] # Zerinvary Lajos, May 27 2009

(MAGMA) r:=10; q:=8; [&*[(1-q^(n-i+1))/(1-q^i): i in [1..r]]: n in [r..20]]; // Vincenzo Librandi, Aug 04 2016

CROSSREFS

Sequence in context: A119333 A195988 A262996 * A211770 A167461 A135605

Adjacent sequences:  A022247 A022248 A022249 * A022251 A022252 A022253

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

EXTENSIONS

Offset changed by Vincenzo Librandi, Aug 04 2016

STATUS

approved

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Last modified March 19 23:02 EDT 2019. Contains 321343 sequences. (Running on oeis4.)