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A020496 From the ground state energy of a variant of the Hubbard Hamiltonian for 2 holes on a lattice of n sites. +0
1
1, 4, 19, 55, 181, 461 (list; graph; listen)
OFFSET

4,2
CROSSREFS

Adjacent sequences: A020493 A020494 A020495 this_sequence A020497 A020498 A020499

Sequence in context: A166808 A122684 A122681 this_sequence A108484 A134507 A098813

KEYWORD

nonn

AUTHOR

M. L. Glasser (laryg(AT)sun.mcs.clarkson.edu) and Don Matthis (Utah).

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.

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