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A300890
Lexicographically earliest sequence of distinct positive terms such that, for any n > 0, 2*a(n) + a(n+1) is a Fibbinary number (A003714).
3
1, 2, 4, 8, 5, 6, 9, 3, 10, 12, 13, 7, 18, 28, 16, 32, 17, 30, 14, 36, 56, 20, 24, 21, 22, 25, 15, 11, 19, 26, 29, 23, 27, 31, 66, 33, 62, 37, 54, 38, 52, 34, 60, 40, 48, 41, 46, 44, 42, 45, 39, 50, 49, 35, 58, 53, 43, 47, 51, 59, 138, 61, 134, 57, 55, 146
OFFSET
1,2
COMMENTS
The scatterplot of the sequence has fractal features.
PROG
(C++) See Links section.
CROSSREFS
Cf. A003714.
Sequence in context: A146079 A165669 A227818 * A021893 A036117 A307357
KEYWORD
nonn,base,look
AUTHOR
Rémy Sigrist, Mar 14 2018
STATUS
approved