222088

Appears in sequences

• Boustrophedon transform of b(0)=1 and otherwise b(n)=mu(n).at n=11A061531
• a(n) is the smallest integer > a(n-1) such that a(n) shares no digit with a(n-1) and c=a(n-1)+a(n), and also a(n-1) shares no digit with c.at n=30A166461