The OEIS Foundation is grateful to everyone who made a donation during our Annual Appeal. Visit the new and spectacular Pictures from the OEIS page!
1,1
a(n) = Min{k: A094581(k)=n};
a(n) = Min{k: k>0 and A000796(n+k)=A000796(k)}.
Table of n, a(n) for n=1..56.
Sequence in context: A006852 A040622 A040623 * A040624 A040613 A040612
Adjacent sequences: A094579 A094580 A094581 * A094583 A094584 A094585
nonn,base
Reinhard Zumkeller, May 13 2004
approved