OFFSET
0,2
LINKS
Robert Coquereaux and Jean-Bernard Zuber, Maps, immersions and permutations, Journal of Knot Theory and Its Ramifications, Vol. 25, No. 8 (2016), 1650047; arXiv preprint, arXiv:1507.03163 [math.CO], 2015-2016. See Table 2, Table 5, and Table 9, line UOc.
FORMULA
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Mar 02 2016
EXTENSIONS
Name clarified and a(0), a(11)-a(16) added using formula by Andrey Zabolotskiy, Jun 08 2024
STATUS
approved