Number of different sets of n-gons labeled 1...n such that all members of each set contain equivalent paths with increasing labels; i.e., the number of isotemporal classes of n-gons.

A092481

Number of different sets of n-gons labeled 1...n such that all members of each set contain equivalent paths with increasing labels; i.e., the number of isotemporal classes of n-gons.

Terms

    a(0) =1a(1) =3a(2) =3a(3) =8a(4) =9a(5) =20a(6) =29a(7) =60a(8) =93a(9) =189a(10) =315a(11) =618a(12) =1095a(13) =2114a(14) =3855a(15) =7414a(16) =13797a(17) =26478a(18) =49939a(19) =95838a(20) =182361a(21) =350572a(22) =671091a(23) =1292604a(24) =2485533a(25) =4797616a(26) =9256395a(27) =17903928a(28) =34636833a(29) =67125304

External references