a(n) is the smallest positive integer a for which there is an identity of the form a*n*x = Sum_{i=1..m} ai*gi(x)^n where a1, ..., am are in Z and g1(x), ..., gm(x) are in Z[x].

A005729

a(n) is the smallest positive integer a for which there is an identity of the form a*n*x = Sum_{i=1..m} ai*gi(x)^n where a1, ..., am are in Z and g1(x), ..., gm(x) are in Z[x].

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =2a(5) =60a(6) =2a(7) =42a(8) =6a(9) =30a(10) =1a(11) =660a(12) =3a(13) =182a(14) =30a(15) =42a(16) =2a(17) =1020a(18) =1a(19) =570a(20) =42a(21) =22a(22) =1a(23) =106260a(24) =10a(25) =390a(26) =6a(27) =546a(28) =1a(29) =1740

External references