A260789 A260788(n)/2.

1, 3, 10, 41, 172, 799

Offset

2,2

Comments

The late M. M. Graev asked if the similarity with A152802 is merely a coincidence, or a reflection of the fact that the Newton polytope P(7) is not realizable.

Links

Table of n, a(n) for n=2..7.

M. M. Graev, Einstein equations for invariant metrics on flag spaces and their Newton polytopes, Transactions of the Moscow Mathematical Society, 2014, pp. 13-68. Original publication: Trudy Moskovskogo Matematicheskogo Obshchestva, tom 75 (2014), vypusk 1.

Crossrefs

Cf. A152802, A260788, A260790.

Sequence in context: A153474 A151081 A152802 * A151082 A151083 A140046

Adjacent sequences: A260786 A260787 A260788 * A260790 A260791 A260792

Keyword

nonn,more

Author

N. J. A. Sloane, Aug 05 2015

Status

approved