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A030274
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Numerators of sequence {b(1), b(2), ...} which when COMPOSED with itself gives {1,2,3,...}.
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3
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1, 1, 1, 1, 1, 0, 1, 3, -29, 25, 263, -1481, -5493, 80505, 41549, -10584341, 14534299, 431101045, -1767586509, -43076199745, 322525095431, 1295531336537, -30908646610497, -734222129667169, 13259294064756895, 59705027567272273, -1617292893727823431, -1346735121534484263
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,8
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LINKS
| N. J. A. Sloane, Transforms
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EXAMPLE
| 1, 1, 1/2, 1/4, 1/8, 0, 1/16, 3/64, -29/128, 25/128, 263/256, -1481/512, -5493/1024, 80505/2048, ... = A030274/A030275
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CROSSREFS
| Cf. A030275, A091138.
Sequence in context: A096621 A143234 A071195 * A194392 A189571 A055062
Adjacent sequences: A030271 A030272 A030273 * A030275 A030276 A030277
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KEYWORD
| sign,frac
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| More terms from Vladeta Jovovic (vladeta(AT)eunet.rs), Dec 19 2003
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