OFFSET
0,2
LINKS
Don Knuth, Parades and poly-Bernoulli bijections, Mar 31 2024. See (19.14) and (19.16).
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Apr 04 2024
EXTENSIONS
a(0)=1 prepended by Filip Stappers, Aug 20 2024
STATUS
approved