1,1
Table of n, a(n) for n=1..10.
M. Baake, U. Grimm, P. Repetowicz and D. Joseph, Coordination sequences and critical points
Sequence in context: A209317 A209316 A221866 * A108148 A099348 A197177
Adjacent sequences: A103904 A103905 A103906 * A103908 A103909 A103910
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Ralf Stephan, Feb 22 2005
approved