login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A006187 Number of pair-coverings with largest block size 5.
(Formerly M4081)
0
1, 6, 10, 13, 15, 16, 16, 18 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,2

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

R. G. Stanton, J. L. Allston and D. D. Cowan, Pair-coverings with restricted largest block length, Ars Combin., 11 (1981), 85-98.

LINKS

Table of n, a(n) for n=5..12.

R. G. Stanton, J. L. Allston and D. D. Cowan, Pair-coverings with restricted largest block length, Ars Combin., 11 (1981), 85-98. (Annotated scanned copy)

CROSSREFS

Sequence in context: A064166 A107371 A213428 * A288222 A004234 A121149

Adjacent sequences:  A006184 A006185 A006186 * A006188 A006189 A006190

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 24 01:20 EDT 2019. Contains 321444 sequences. (Running on oeis4.)