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 A053027 Odd primes p with 2 zeros in Fibonacci numbers mod p. 21
 3, 7, 23, 41, 43, 47, 67, 83, 103, 107, 127, 163, 167, 223, 227, 241, 263, 281, 283, 307, 347, 367, 383, 401, 409, 443, 449, 463, 467, 487, 503, 523, 547, 563, 569, 587, 601, 607, 641, 643, 647, 683, 727, 743, 769, 787, 823, 827, 863, 881, 883, 887, 907, 929 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Also, odd primes that divide Lucas numbers of even index. - T. D. Noe, Jul 25 2003 Primes in A053030. - Jianing Song, Jun 19 2019 LINKS T. D. Noe, Table of n, a(n) for n=1..1000 C. Ballot and M. Elia, Rank and period of primes in the Fibonacci sequence; a trichotomy, Fib. Quart., 45 (No. 1, 2007), 56-63 (The sequence B3). M. Renault, Fibonacci sequence modulo m FORMULA A prime p = prime(i) is in this sequence if p > 2 and A001602(i)/2 is even. - T. D. Noe, Jul 25 2003 CROSSREFS Cf. A001176, A053030. Cf. A000204 (Lucas numbers), A001602 (index of the smallest Fibonacci number divisible by prime(n)), A053028 (primes dividing no Lucas number), A053032 (primes dividing Lucas numbers of odd index). Sequence in context: A213897 A291776 A135570 * A133432 A133433 A029932 Adjacent sequences:  A053024 A053025 A053026 * A053028 A053029 A053030 KEYWORD nonn AUTHOR Henry Bottomley, Feb 23 2000 STATUS approved

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Last modified October 15 17:24 EDT 2019. Contains 328037 sequences. (Running on oeis4.)