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A086878 Numbers n such that A003313(n)=A003313(2n). 7
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 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

REFERENCES

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

Cf. A003313.

Sequence in context: A142677 A142562 A142619 * A082445 A108848 A052165

Adjacent sequences:  A086875 A086876 A086877 * A086879 A086880 A086881

KEYWORD

nonn

AUTHOR

Pontus von Brömssen (pontus.von.bromssen(AT)gmail.com), Sep 16 2003

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Last modified February 17 19:13 EST 2012. Contains 206085 sequences.