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 A335002 Integers m such that omega(F(m)) = omega(L(m)) where omega is the number of distinct prime divisors function, F(n) and L(n) are the n-th Fibonacci and n-th Lucas numbers. 2
 1, 3, 4, 5, 7, 9, 10, 11, 13, 14, 15, 17, 18, 21, 26, 33, 42, 46, 47, 55, 58, 66, 69, 73, 77, 85, 89, 93, 102, 103, 107, 111, 117, 121, 123, 132, 139, 167, 171, 177, 179, 181, 187, 201, 205, 207, 213, 219, 221, 233, 241, 246, 247, 253, 257, 262, 267, 269, 273, 279, 281, 282, 293, 295 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Numbers m such that A022307(m) = A086598(m). LINKS Amiram Eldar, Table of n, a(n) for n = 1..134 Prapanpong Pongsriiam, Fibonacci and Lucas Numbers which have Exactly Three Prime Factors and Some Unique Properties of F18 and L18, Fibonacci Quart. 57 (2019), no. 5, 130-144. PROG (PARI) lucas(n) = fibonacci(n+1)+fibonacci(n-1); isok(m) = omega(fibonacci(m))==omega(lucas(m)); CROSSREFS Cf. A001221, A000032, A000045, A022307, A086598, A335001. Sequence in context: A039017 A275319 A285343 * A276155 A273670 A153329 Adjacent sequences: A334999 A335000 A335001 * A335003 A335004 A335005 KEYWORD nonn AUTHOR Michel Marcus, May 19 2020 STATUS approved

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Last modified June 17 13:40 EDT 2024. Contains 373445 sequences. (Running on oeis4.)