Figurate numbers based on the 11-dimensional regular convex polytope called the 11-dimensional cross-polytope, or 11-dimensional hyperoctahedron.

A300624

Figurate numbers based on the 11-dimensional regular convex polytope called the 11-dimensional cross-polytope, or 11-dimensional hyperoctahedron.

Terms

    a(0) =0a(1) =1a(2) =22a(3) =243a(4) =1804a(5) =10165a(6) =46530a(7) =180775a(8) =614680a(9) =1871145a(10) =5188590a(11) =13286043a(12) =31760676a(13) =71513949a(14) =152784282a(15) =311603535a(16) =609802800a(17) =1150082385a(18) =2098144710a(19) =3714481475a(20) =6399123260a(21) =10753517061a(22) =17664712562a(23) =28418229623a(24) =44847366984a(25) =69528316025a(26) =106032285086

External references