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A074016
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Number of elements of GF(7^n) with trace 0 and subtrace 3.
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9
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0, 0, 6, 56, 350, 2450, 16464, 117992, 823200, 5767202, 40356008, 282458442
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OFFSET
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1,3
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COMMENTS
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Same as the number of elements of GF(7^n) with trace 0 and subtrace 5. Same as the number of elements of GF(7^n) with trace 0 and subtrace 6.
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LINKS
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PROG
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(Sage)
def a(n):
ans = 0
for x in GF(7^n):
if x.charpoly().coefficients(sparse=False)[-3:-1]==[3, 0]: ans += 1
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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