A110646 Every 6th term of A084067.

1, 4, 6, 8, 12, 10, 2, 12, 8, 4, 9, 4, 2, 6, 7, 8, 12, 12, 2, 2, 3, 4, 4, 2, 9, 6, 10, 6, 12, 2, 9, 10, 2, 2, 5, 6, 12, 2, 9, 8, 8, 8, 10, 8, 1, 4, 9, 10, 7, 10, 2, 6, 9, 10, 4, 8, 11, 2, 1, 4, 10, 2, 5, 2, 4, 2, 1, 8, 12, 2, 2, 12, 9, 2, 4, 4, 5, 8, 11, 4, 12, 4, 12, 6, 9, 12, 5, 6, 12, 10, 5, 12, 3

Offset: 0

Author

Robert G. Wilson v and Paul D. Hanna, Aug 30 2005

Keywords

• nonn

Crossrefs

Cf. A084067, A110645, A110647, A110648, A110649.

Programs

PARI

{a(n)=local(d=6,m=12,A=1+m*x); for(j=2,d*n, for(k=1,m,t=polcoeff((A+k*x^j+x*O(x^j))^(1/m),j); if(denominator(t)==1,A=A+k*x^j;break)));polcoeff(A,d*n)}