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A121317 Minimum molecular topological index for alkane trees with n vertices. 0
0, 4, 16, 36, 64, 106, 156, 214, 298, 390, 490, 616, 750, 892, 1060, 1236 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

See page 161 of Muller et al. paper for the definition of molecular topological index.

REFERENCES

W. R. Muller, K. Szymanski, J. V. Knop and N. Trinajstich, "Molecular topological index", J. Chem. Inf. Comput. Sci., vol. 30 (1990), 160-163. See Table 2 on page 162 column 3.

LINKS

Table of n, a(n) for n=1..16.

EXAMPLE

If n=10 then the minimum molecular topological index is 390 which is the tenth term in the sequence.

CROSSREFS

Cf. A000602.

Sequence in context: A055808 A016742 A221285 * A238259 A063755 A166721

Adjacent sequences:  A121314 A121315 A121316 * A121318 A121319 A121320

KEYWORD

nonn

AUTHOR

Parthasarathy Nambi, Aug 25 2006

STATUS

approved

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Last modified February 28 23:19 EST 2020. Contains 332353 sequences. (Running on oeis4.)