A067568 Numbers n such that A000009(n) divides A022629(n).

0, 1, 2, 5, 9, 11, 15

Offset

1,3

Comments

Next term > 10^4. - Joerg Arndt, Oct 14 2014

Next term, if it exists, is greater than 1000000. - Vaclav Kotesovec, May 05 2018

Links

Table of n, a(n) for n=1..7.

Prog

(PARI)
N=1002;  q='q+O('q^N);
t1=Vec(prod(m=1, N, 1+q^m)); \\ A000009
t2=Vec(prod(m=1, N, 1+m*q^m)); \\ A022629
for(k=1, N, if(t2[k]%t1[k]==0, print1(k-1, ", ")) );
\\ Joerg Arndt, Oct 14 2014

Crossrefs

Sequence in context: A206904 A189472 A190369 * A190329 A329791 A189522

Adjacent sequences: A067565 A067566 A067567 * A067569 A067570 A067571

Keyword

nonn,more

Author

Naohiro Nomoto, Jan 30 2002

Status

approved