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A086878
Numbers n such that A003313(n) = A003313(2n).
10
191, 701, 743, 1111, 1389, 1479, 2103, 2215, 2375, 2681, 2951, 4281, 4423, 4491, 4743, 5337, 5517, 5895, 6319, 6367, 6491, 6703, 6751, 7247, 7319, 7463, 7481, 7571, 7751, 7909, 7993, 8043, 8083, 8269, 8425, 8537, 8839, 8853, 8971, 9479, 10481
OFFSET
1,1
LINKS
E. G. Thurber, Addition chains and solutions of l(2n)=l(n) and l(2^n-1)=n+l(n)-1, Discrete Math., Vol. 16 (1976), 279-289.
CROSSREFS
Sequence in context: A142619 A337791 A347294 * A082445 A108848 A052165
KEYWORD
nonn
AUTHOR
STATUS
approved