61719

Appears in sequences

• Numerators of continued fraction convergents to sqrt(421).at n=9A041800
• a(n+1) is the smallest number > a(n) such that the digits of a(n)^2 are all (with multiplicity) contained in the digits of a(n+1)^2, with a(0)=2.at n=24A067975
• Column 6 of array illustrated in A089574 and related to A034261.at n=8A107601