68440
domain: N
Appears in sequences
- 1/3 of product of three numbers: the n-th prime, the previous number and the following number.at n=16A127919
- Numbers k such that k and k^2 use only the digits 0, 3, 4, 6 and 8.at n=18A136931
- a(0)=0, a(n) = (a(n-1) XOR n) * n.at n=8A182420
- Practical numbers q with q + 2 and q^2 + 2 both practical.at n=31A294225