a(n) is the number of regular k-gons in three dimensions with all k vertices (x,y,z) in the set {1,2,...,n}^3.
A338323
a(n) is the number of regular k-gons in three dimensions with all k vertices (x,y,z) in the set {1,2,...,n}^3.
Terms
- a(0) =0a(1) =0a(2) =14a(3) =138a(4) =640a(5) =2190a(6) =6042a(7) =13824a(8) =28400a(9) =53484a(10) =94126a(11) =156462a(12) =248568a(13) =380802a(14) =564242a(15) =813528a(16) =1146472a(17) =1581936a(18) =2143878a(19) =2857194a(20) =3749240a(21) =4854942a(22) =6210442a(23) =7856340a(24) =9832056a(25) =12194784a(26) =15002678a(27) =18312486a(28) =22183672a(29) =26693382
External references
- oeis: A338323