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Search: id:A106274
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| A106274 |
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Numbers n for which the absolute value of the discriminant of the polynomial x^n - x^(n-1) -...- x - 1 is prime. |
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+0
2
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OFFSET
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1,1
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COMMENT
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This polynomial is the characteristic polynomial of the Fibonacci and Lucas n-step recursions. Are the n-step recursions different -- in some way -- for the values of n that yield a prime discriminant? No other n < 10000.
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LINKS
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Eric Weisstein's World of Mathematics, Fibonacci n-Step
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CROSSREFS
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Cf. A106273 (discriminant of the polynomial x^n-x^(n-1)-...-x-1).
Adjacent sequences: A106271 A106272 A106273 this_sequence A106275 A106276 A106277
Sequence in context: A045960 A028988 A086172 this_sequence A077633 A006933 A046847
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KEYWORD
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hard,more,nonn
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AUTHOR
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T. D. Noe (noe(AT)sspectra.com), May 02 2005
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