Number of non-isomorphic arrangements of n pairwise intersecting pseudo-circles on a sphere, reduced for mirror symmetry.
A296406
Number of non-isomorphic arrangements of n pairwise intersecting pseudo-circles on a sphere, reduced for mirror symmetry.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =8a(5) =278a(6) =145058a(7) =447905202
External references
- oeis: A296406