
REFERENCES

S. Butenko, P. Pardalos, I. Sergienko, V. P. Shylo and P. Stetsyuk, Estimating the size of correcting codes using extremal graph problems, Optimization, 227243,
Springer Optim. Appl., 32, Springer, New York, 2009.
N. J. A. Sloane, On singledeletioncorrecting codes, in Codes and Designs (Columbus, OH, 2000), 273291, Ohio State Univ. Math. Res. Inst. Publ., 10, de Gruyter, Berlin, 2002.


EXTENSIONS

Typo in a(8) corrected and a(9) added, Jul 09, 2003
a(9) = 100 from Butenko et al., Nov 28 2001 (see reference). Confirmed by N. J. A. Sloane, Jul 09 2003
a(10) >= 171 and a(100) >= 316 from Butenko et al., Nov 28 2001 (see reference).
a(10) = 171 from Brian Borchers (borchers(AT)nmt.edu), Apr 14 2005
a(11) = 316 from Brian Borchers (borchers(AT)nmt.edu), Nov 04 2009
