416507

Appears in sequences

• Numbers obtained by removing the first a(n) > 0 decimal digits of Pi set new records for closeness to Pi.at n=10A256516
• a(n) = number of steps required to reach 0 from F(n+2) by repeatedly subtracting from a natural number the number of ones in its Zeckendorf representation. Here F(n) = the n-th Fibonacci number, F(0) = 0, F(1) = 1, F(2) = 1, F(3) = 2, ...at n=31A261082