22550

Appears in sequences

• Numerators of continued fraction convergents to sqrt(92).at n=9A041164
• Numbers k such that phi(k)+sigma(k) is a perfect cube.at n=17A061366
• Numbers k such that k and k^2 use only the digits 0, 2, 3, 5 and 8.at n=20A136890
• Numbers k such that k and k^2 use only the digits 0, 2, 4, 5 and 8.at n=51A136900
• Numbers k such that k and k^2 use only the digits 0, 2, 5, 6 and 8.at n=23A136913
• Numbers k such that k and k^2 use only the digits 0, 2, 5, 7 and 8.at n=18A136916
• Numbers k such that k and k^2 use only the digits 0, 2, 5 and 8.at n=9A136918
• Numbers k such that k and k^2 use only the digits 0, 2, 5, 8 and 9.at n=16A136919
• a(n) = 36*n^2 + 2*n.at n=24A158064
• Erroneous version of A140763.at n=30A159579
• Number of (3+2) X (n+2) 0..3 arrays with every consecutive three elements in every row and diagonal having exactly two distinct values, and in every column and antidiagonal not having exactly two distinct values, and new values 0 upwards introduced in row major order.at n=29A252722