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A015152 Sum of (Gaussian) q-binomial coefficients for q=-2. 2
1, 2, 1, 8, 7, 134, 37, 8516, 12259, 2196098, -1896671, 2242814912, 8371908703, 9201070882046, -50188906239587, 150640766448080444, 1945921801461187291, 9876134472777874272122, -235305539337366453248999 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..100

MATHEMATICA

Total/@Table[QBinomial[n, m, -2], {n, 0, 30}, {m, 0, n}] (* Vincenzo Librandi, Oct 23 2012 *)

CROSSREFS

Sequence in context: A214271 A262007 A005489 * A021461 A075733 A127674

Adjacent sequences:  A015149 A015150 A015151 * A015153 A015154 A015155

KEYWORD

sign

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified May 12 19:15 EDT 2021. Contains 343829 sequences. (Running on oeis4.)