Wiener index of the hexagon crown (beehive model) with n hexagons on each side of the outside ring.
A143366
Wiener index of the hexagon crown (beehive model) with n hexagons on each side of the outside ring.
Terms
- a(0) =27a(1) =1002a(2) =7809a(3) =33204a(4) =101751a(5) =253758a(6) =549213a(7) =1071720a(8) =1932435a(9) =3274002a(10) =5274489a(11) =8151324a(12) =12165231a(13) =17624166a(14) =24887253a(15) =34368720a(16) =46541835a(17) =61942842a(18) =81174897a(19) =104912004a(20) =133902951a(21) =168975246a(22) =211039053a(23) =261091128a(24) =320218755
External references
- oeis: A143366