Hyper-Wiener index of a benzenoid consisting of a double-step zig-zag chain of n hexagons (n >= 2, s = 2123; see the Gutman et al. reference).

A193396

Hyper-Wiener index of a benzenoid consisting of a double-step zig-zag chain of n hexagons (n >= 2, s = 2123; see the Gutman et al. reference).

Terms

    a(0) =215a(1) =636a(2) =1557a(3) =3162a(4) =5875a(5) =10008a(6) =16113a(7) =24630a(8) =36239a(9) =51508a(10) =71245a(11) =96146a(12) =127147a(13) =165072a(14) =210985a(15) =265838a(16) =330823a(17) =407020a(18) =495749a(19) =598218a(20) =715875a(21) =850056a(22) =1002337a(23) =1174182a(24) =1367295a(25) =1583268a(26) =1823933a(27) =2091010a(28) =2386459a(29) =2712128

External references