OFFSET
3,2
LINKS
M. Aldi and S. Bevins, L_oo-algebras and hypergraphs, arXiv:2212.13608 [math.CO], 2022. See page 9.
M. Mainkar, Graphs and two step nilpotent Lie algebras, arXiv:1310.3414 [math.DG], 2013. See page 1.
Eric Weisstein's World of Mathematics, Cycle Graph.
EXAMPLE
Triangle begins:
k=0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
n=3 1 3 8 12 8 3 1
n=4 1 4 14 25 28 25 14 4 1
n=5 1 5 20 41 70 90 70 41 20 5 1
n=6 1 6 27 68 146 219 238 219 146 68 27 6 1
n=7 1 7 35 105 259 449 644 756 644 449 259 105 35 7 1
n=8 1 8 44 152 422 857 1476 2012 2172 2012 1476 857 422 152 44 8 1
...
PROG
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Samuel J. Bevins, Feb 12 2023
STATUS
approved