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Search: id:A061044
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| A061044 |
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Denominator of 1/25 - 1/n^2. |
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+0
6
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| 1, 900, 1225, 1600, 2025, 100, 3025, 3600, 4225, 4900, 225, 6400, 7225, 8100, 9025, 80, 11025, 12100, 13225, 14400, 625, 16900, 18225, 19600, 21025, 180, 24025, 25600, 27225, 28900, 1225, 32400, 34225, 36100, 38025, 1600, 42025
(list; graph; listen)
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OFFSET
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5,2
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COMMENT
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After Balmer(1885), m = 2, Lyman(1906), m = 1, Paschen(1908), m = 3, Brackett(1922), m = 4. Before Humphreys(1952), m = 6, Hansen-Strong(1973), m = 7. From Rydberg-Ritz formula (1888). Possible very special m = 0 in A152977 . [From Paul Curtz (bpcrtz(AT)free.fr), Dec 28 2008]
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REFERENCES
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A. H. Pfund, The emission of nitrogen and hydrogen in the infrared, Journal of the 0ptical Society of America Vol 9,Issue 3, (1924) pp.193-196.
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CROSSREFS
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See A061041 for comments, references, links.
Sequence in context: A145498 A158408 A158409 this_sequence A127658 A137490 A129575
Adjacent sequences: A061041 A061042 A061043 this_sequence A061045 A061046 A061047
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KEYWORD
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nonn,frac,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), May 26 2001
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