The Wiener index of the straight pentachain of n pentagonal rings (see Fig. 2.1 in the A. A. Ali et al. reference).
A224459
The Wiener index of the straight pentachain of n pentagonal rings (see Fig. 2.1 in the A. A. Ali et al. reference).
Terms
- a(0) =55a(1) =133a(2) =259a(3) =442a(4) =691a(5) =1015a(6) =1423a(7) =1924a(8) =2527a(9) =3241a(10) =4075a(11) =5038a(12) =6139a(13) =7387a(14) =8791a(15) =10360a(16) =12103a(17) =14029a(18) =16147a(19) =18466a(20) =20995a(21) =23743a(22) =26719a(23) =29932a(24) =33391a(25) =37105a(26) =41083a(27) =45334a(28) =49867a(29) =54691
External references
- oeis: A224459