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Search: id:A048648
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| A048648 |
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Order of n-th stable homotopy group of the sphere. |
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2
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| 2, 2, 24, 1, 1, 2, 240, 4, 8, 6, 504, 1, 3, 4, 960, 4, 16, 16, 528, 24, 4, 4, 1048320, 4, 4, 12, 24, 2, 1, 2, 32640, 4, 64
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Known to be finite for all positive n.
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REFERENCES
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D. B. Fuks, "Spheres, homotopy groups of the", Encyclopaedia of Mathematics, Vol. 8.
S. O. Kochman, Stable homotopy groups of spheres. A computer-assisted approach. Lecture Notes in Mathematics, 1423. Springer-Verlag, Berlin, 1990. 330 pp. ISBN: 3-540-52468-1. [Math. Rev. 91j:55016]
S. O. Kochman and M. E. Mahowald, On the computation of stable stems. The Cech Centennial (Boston, MA, 1993), 299-316, Contemp. Math., 181, Amer. Math. Soc., Providence, RI, 1995. [Math. Rev. 96j:55018]
Robert Scharein's program sphere-link.c linked from www.pims.math.ca/knotplot/links/sphere.html
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LINKS
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A. Hatcher, Stable Homotopy Groups of Spheres
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CROSSREFS
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Cf. A001676.
Sequence in context: A014358 A093355 A122962 this_sequence A120065 A131448 A156447
Adjacent sequences: A048645 A048646 A048647 this_sequence A048649 A048650 A048651
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KEYWORD
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nonn,nice
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AUTHOR
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Stephen A. Silver (maths(AT)argentum.freeserve.co.uk)
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EXTENSIONS
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More terms from Alex Fink (finka(AT)math.ucalgary.ca), Aug 10 2006
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