A059818 Let s_n be the simplex packing n-width for the manifold torus X square; sequence gives denominator of s_n/Pi.

1, 1, 3, 7, 2, 2, 2, 2, 7, 37, 5

Offset

1,3

References

F. Miller Maley et al., Symplectic packings in cotangent bundles of tori, Experimental Mathematics, 9 (No. 3, 2000), 435-455.

Links

Table of n, a(n) for n=1..11.

Example

1, 1, 2/3, 4/7, 1/2, 1/2, 1/2, 1/2, 3/7, 15/37, 2/5, ...

Crossrefs

Cf. A059812 - A059817.

Sequence in context: A086465 A378077 A182502 * A374829 A185591 A023525

Adjacent sequences: A059815 A059816 A059817 * A059819 A059820 A059821

Keyword

nonn,frac

Author

N. J. A. Sloane, Feb 24 2001

Extensions

It is conjectured that the sequence continues 3/8, 4/11, 7/20, 15/44, 46/137, 1/3, 1/3, ...

Edited by N. J. A. Sloane, May 23 2014

Status

approved