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 A088076 Smallest prime sandwiched between two numbers having exactly n prime divisors. 1
 3, 11, 131, 1429, 77141, 3847271, 117048931, 22917541219, 1771365487891, 140734085123059, 14159733947566481 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Different from A088075 though initial three terms match. Sequence is infinite. REFERENCES J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 131, p. 45, Ellipses, Paris 2008. LINKS EXAMPLE a(3) = 131, 130 = 2*5*13 and 132 = 2^2*3*11 both have three prime divisors. 131 is the smallest such prime. CROSSREFS Cf. A088075. Sequence in context: A219620 A201611 A088075 * A276258 A284604 A072878 Adjacent sequences:  A088073 A088074 A088075 * A088077 A088078 A088079 KEYWORD more,nonn AUTHOR Amarnath Murthy, Sep 22 2003 EXTENSIONS More terms from Ray Chandler, Oct 08 2003 a(8) and a(9) from Donovan Johnson, Jun 19 2008 a(10)-a(11) from Donovan Johnson, Feb 18 2009 STATUS approved

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Last modified June 17 05:55 EDT 2021. Contains 345080 sequences. (Running on oeis4.)