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A140255
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Inverse Mobius transform of A014963.
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2
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1, 3, 4, 5, 6, 7, 8, 7, 7, 9, 12, 10, 14, 11, 10, 9, 18, 11, 20, 12, 12, 15, 24, 13, 11, 17, 10, 14, 30, 15, 32, 11, 16, 21, 14, 15, 38, 23, 18, 15, 42, 17, 44, 18, 14, 27, 48, 16, 15, 15, 22, 20, 54, 15, 18, 17, 24, 33, 60, 20, 62, 35, 16, 13, 20, 21, 68, 24, 28, 19, 72, 19, 74
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| A140254 = the Mobius transform of A014963.
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FORMULA
| A051731 as an infinite lower triangular matrix * A014963 as a vector.
Equals row sums of triangle A140256 - Gary W. Adamson (qntmpkt(AT)yahoo.com), May 16 2008
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EXAMPLE
| a(4) = 5 = (1, 1, 0, 1) dot (1, 2, 3, 2) = (1 + 2 + 0 + 2); where (1, 1, 0, 1) = row 4 of triangle A051731 and (1, 2, 3, 2) = the first 4 terms of A014963.
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CROSSREFS
| Cf.5 A014963, A051731, A140254.
Cf. A140256.
Sequence in context: A088243 A154660 A004492 * A050270 A202307 A009041
Adjacent sequences: A140252 A140253 A140254 * A140256 A140257 A140258
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KEYWORD
| nonn
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AUTHOR
| Gary W. Adamson and Mats Granvik (qntmpkt(AT)yahoo.com), May 16 2008
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EXTENSIONS
| More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 19 2009
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