A182575 Primes with equal number of 1's and 0's in their representation in base of Fibonacci numbers (A014417).
2, 7, 17, 19, 53, 373, 983, 6709, 6761, 6763, 17333, 17707, 43783, 103681, 317789, 785671, 2177321, 5581493, 38770357, 39070457, 1836305137, 10749957121, 12586147631, 12586251313, 32951279111, 86252640919, 86267571127, 86267571263, 213265164691, 225845730829
Offset: 1
Keywords
Examples
Representation of 19 is 101001, three 1's and three 0's, so 19 is in the sequence. Representation of 23 is 1000010, two 1's and five 0's, so 23 is not in the sequence.
Programs
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Mathematica
nn = 30; f = Join[{0}, Accumulate[Fibonacci[Range[2, 2*nn, 2] - 1]]]; t = Table[hi = f[[n+1]] - 1; Reverse[Table[hi - f[[i]], {i, n - 1}]], {n, 2, nn}]; Select[Flatten[t], PrimeQ] (* T. D. Noe, May 07 2012 *)
Extensions
Extended by T. D. Noe, May 07 2012