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A051068 Partial sums of A014578. 2
0, 1, 2, 2, 3, 4, 4, 5, 6, 7, 8, 9, 9, 10, 11, 11, 12, 13, 14, 15, 16, 16, 17, 18, 18, 19, 20, 20, 21, 22, 22, 23, 24, 24, 25, 26, 27, 28, 29, 29, 30, 31, 31, 32, 33, 34, 35, 36, 36, 37, 38, 38, 39, 40, 40, 41, 42, 42, 43, 44, 44, 45, 46, 47, 48, 49, 49 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

REFERENCES

Letter from Gary W. Adamson concerning Prouhet-Thue-Morse sequence, Nov. 11, 1999.

FORMULA

a(3^n) = A015518(n+1) = -(-1)^n*A014983(n+1). - DELEHAM Philippe (kolotoko(AT)wanadoo.fr), Mar 31 2004

CROSSREFS

Cf. A014578, A051069.

Cf. A050294. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 15 2008]

Sequence in context: A103354 A127038 A175268 * A050294 A097950 A011885

Adjacent sequences:  A051065 A051066 A051067 * A051069 A051070 A051071

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Gary W. Adamson

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