7866881

Appears in sequences

• Numbers k such that k and k^2 use only the digits 0, 1, 6, 7 and 8.at n=22A136876
• Numbers k such that k and k^2 use only the digits 1, 2, 6, 7 and 8.at n=21A137014
• Numbers k such that k and k^2 use only the digits 1, 3, 6, 7 and 8.at n=26A137038
• Numbers k such that k and k^2 use only the digits 1, 4, 6, 7 and 8.at n=28A137052
• Numbers k such that k and k^2 use only the digits 1, 5, 6, 7 and 8.at n=20A137060
• Numbers k such that k and k^2 use only the digits 1, 6, 7 and 8.at n=3A137064
• Numbers k such that k and k^2 use only the digits 1, 6, 7, 8 and 9.at n=20A137065