Triangle read by rows, giving Kekulé numbers for certain benzenoids (see the Cyvin-Gutman book for details).
A123353
Triangle read by rows, giving Kekulé numbers for certain benzenoids (see the Cyvin-Gutman book for details).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =1a(7) =3a(8) =6a(9) =1a(10) =1a(11) =4a(12) =20a(13) =19a(14) =1a(15) =1a(16) =5a(17) =50a(18) =155a(19) =62a(20) =1a(21) =1a(22) =6a(23) =105a(24) =805a(25) =1315a(26) =207a(27) =1a(28) =1a(29) =7
External references
- oeis: A123353