The number of links of a qualifying "snake" polyline that connects the midpoints of opposite sides of the n-th regular integer hexagon that allows such a construction.
A356047
The number of links of a qualifying "snake" polyline that connects the midpoints of opposite sides of the n-th regular integer hexagon that allows such a construction.
Terms
- a(0) =2a(1) =3a(2) =44a(3) =45a(4) =626a(5) =627a(6) =8732a(7) =8733a(8) =121634a(9) =121635a(10) =1694156a(11) =1694157a(12) =23596562a(13) =23596563a(14) =328657724a(15) =328657725a(16) =4577611586a(17) =4577611587a(18) =63757904492a(19) =63757904493a(20) =888033051314a(21) =888033051315
External references
- oeis: A356047