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A074001 Number of elements of GF(3^n) with trace 0 and subtrace 1. 5
0, 2, 0, 12, 30, 72, 252, 702, 2268, 6480, 19602, 59292, 177633, 532170, 1594323, 4782969, 14351094, 43046721, 129127041, 387400806 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
a(2;0,1)=2. Let GF(3^2) be defined by the field extension GF(3)[x]/( 2+b+b^2 ). The two elements of GF(3^2) with trace 0 and subtrace 1 are { 2+b, 1+2b }.
CROSSREFS
Sequence in context: A002929 A112261 A134831 * A228621 A180189 A182437
KEYWORD
nonn,more
AUTHOR
Frank Ruskey and Nate Kube, Aug 19 2002
STATUS
approved

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Last modified March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)