id:A109952 - OEIS Search Results

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Degrees Centigrade for which Fahrenheit is a prime.

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5, 15, 45, 55, 65, 75, 115, 125, 145, 155, 175, 195, 205, 215, 255, 265, 295, 315, 325, 345, 395, 405, 425, 475, 505, 525, 545, 555, 565, 595, 645, 665, 695, 705, 715, 745, 765, 775, 805, 815, 845, 855, 875, 925, 945, 975, 995, 1025, 1045, 1055, 1065, 1095 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`A029926 Convert n from degrees Fahrenheit to Centigrade (or Celsius), A029925 Convert n from degrees Centigrade (or Celsius) to Fahrenheit.`
	LINKS	`Temperature Converter.`
	EXAMPLE	`f = 9 c / 5 + 32; a(1) = c = 5 because f = 41 is a prime.`
	MATHEMATICA	`f[c_]:=9 c /5 +32; A109952 = Select[Range[5, 2000, 5], PrimeQ[f[ # ]]&]`
	CROSSREFS	`Cf. A029925, A029926.` `Adjacent sequences: A109949 A109950 A109951 this_sequence A109953 A109954 A109955` `Sequence in context: A025471 A064453 A059251 this_sequence A076103 A094283 A022813`
	KEYWORD	`nonn`
	AUTHOR	`Zak Seidov (zakseidov(AT)yahoo.com), Jul 06 2005`

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.

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