5,4
CRC Handbook of Combinatorial Designs, 1996, p. 649.
Sequence in context: A080216 A082924 A159636 this_sequence A082978 A005536 A080038
Adjacent sequences: A023644 A023645 A023646 this_sequence A023648 A023649 A023650
nonn
N. J. A. Sloane (njas(AT)research.att.com).
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