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A081778
Maximum element is the continued fraction for n*sum(k>=0,1/2^(2^k)).
0
6, 2, 19, 4, 33, 9, 46, 7, 60, 16, 72, 12, 85, 23, 99, 16, 79, 29, 126, 22, 139, 35, 153, 23, 166, 43, 180, 30, 192, 49, 205, 31, 219, 56, 232, 40, 246, 62, 259, 39, 273, 69, 286, 48, 300, 76, 303, 48, 229, 83, 223, 58, 352, 89, 366, 55, 367, 95, 380, 67, 406, 102, 296, 63
OFFSET
1,1
FORMULA
a(n)=n for n=2, 4, 12, 16, 48, 80, 108, 112, 123, 144.....
CROSSREFS
Cf. A007400.
Sequence in context: A213771 A266711 A248269 * A055943 A319313 A277275
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Apr 10 2003
STATUS
approved