A121851 The number of adjacency matrices generated with heuristics for different values of Wiener index.

18, 21, 73, 279, 1345, 6619, 9050, 62691, 91413, 669562, 787083

Offset

10,1

References

G. C. Garcia, I. L. Ruiz, M. A. Gomez-Nieto, J. A. C. Doncel and A. G. Plaza, "From Wiener Index to Molecules", J. Chem. Inf. Model, (2005), vol. 45, 231-238. See Table 2 column 4.

Links

Table of n, a(n) for n=10..20.

Example

If Wiener index is 10 then the number of adjacency matrices generated with heuristics is 18.

Crossrefs

Sequence in context: A090891 A303298 A358592 * A154151 A296008 A049734

Adjacent sequences: A121848 A121849 A121850 * A121852 A121853 A121854

Keyword

nonn,uned

Author

Parthasarathy Nambi, Aug 30 2006

Status

approved