id:A063706 - OEIS Search Results

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Cyclotomic polynomials Phi_n at x=phi, divided by sqrt(5) and rounded to nearest integer (where phi = tau = (sqrt(5)+1)/2).

+0
5

1, 0, 1, 2, 2, 7, 1, 20, 4, 10, 2, 143, 2, 376, 5, 12, 21, 2583, 7, 6764, 15, 75, 34, 46367, 18, 7435, 89, 2618, 104, 832039, 25, 2178308, 987, 3400, 610, 20161, 136, 39088168, 1597, 23229, 861, 267914295, 182, 701408733, 4895, 35921, 10946, 4807526976 (list; graph; listen)

	OFFSET	`0,4`
	MAPLE	`with(numtheory); Phi_at_x := (n, y) -> subs(x=y, cyclotomic(n, x)); [seq(round(evalf(simplify(Phi_at_x(j, (sqrt(5)+1)/2))/(sqrt(5)))), j=0..120)];`
	CROSSREFS	`A063705, A051258, A063704, A063708.` `Sequence in context: A164325 A013671 A019807 this_sequence A110779 A121708 A138069` `Adjacent sequences: A063703 A063704 A063705 this_sequence A063707 A063708 A063709`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen Aug 03 2001`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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