OFFSET
1,4
REFERENCES
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
R. J. Mathar, Java source code
E. M. Wright, Rotatable partitions, J. London Math. Soc., 43 (1968), 501-505.
E. M. Wright, Rotatable partitions, J. London Math. Soc., 43 (1968), 501-505. [Annotated scanned copy]
CROSSREFS
KEYWORD
nonn,more
AUTHOR
EXTENSIONS
a(17)-a(38) from R. J. Mathar, May 29 2016
STATUS
approved