1,3
D. Merlini, R. Sprugnoli and M. C. Verri, The tennis ball problem, J. Combin. Theory, A 99 (2002), 307-344 (Table A.2).
Sequence in context: A066986 A096662 A054297 this_sequence A148624 A148625 A148626
Adjacent sequences: A079511 A079512 A079513 this_sequence A079515 A079516 A079517
nonn
N. J. A. Sloane (njas(AT)research.att.com), Jan 22 2003
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