Number of Hamiltonian paths in the n-Goldberg graph.

Terms

a(0) =2772a(1) =13096a(2) =43400a(3) =142680a(4) =413168a(5) =1162304a(6) =3080736a(7) =7966880a(8) =19932352a(9) =48943488a(10) =117719680a(11) =279180160a(12) =652834560a(13) =1510279168a(14) =3458421248a(15) =7853658624a(16) =17697041408a(17) =39614228480a(18) =88136509440a(19) =195043481600a(20) =429506424832a(21) =941650132992