Triangle read by rows, giving Kekulé numbers for certain benzenoids (see the Cyvin-Gutman book for details).
A123354
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) =3a(5) =1a(6) =1a(7) =6a(8) =9a(9) =1a(10) =1a(11) =10a(12) =40a(13) =27a(14) =1a(15) =1a(16) =15a(17) =125a(18) =272a(19) =81a(20) =1a(21) =1a(22) =21a(23) =315a(24) =1625a(25) =1856a(26) =243a(27) =1a(28) =1a(29) =28
External references
- oeis: A123354