OFFSET
1,1
COMMENTS
See A102241 for more comments and references.
REFERENCES
D. E. Knuth, The Art of Computer Programming, vol. 4A, Combinatorial Algorithms, Section 7.2.1.7 (p. 486).
CROSSREFS
KEYWORD
nonn,fini,full
AUTHOR
David Applegate, Nov 28 2006
STATUS
approved