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A013660 Elementary catastrophes on n-dimensional manifold (the next term is infinite). 0
1, 2, 5, 7, 11 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

REFERENCES

E. C. Zeeman, Levels of structure in catastrophe theory..., pp. 533-546 of Proc. Intern. Congr. Math., Vol. 2, 1974.

CROSSREFS

Sequence in context: A076802 A024374 A065219 * A020484 A124203 A155085

Adjacent sequences:  A013657 A013658 A013659 * A013661 A013662 A013663

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.