33872

Appears in sequences

• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 23.at n=7A031701
• Base-9 palindromes that start with 5.at n=33A043032
• Generalized Catalan triangle, based on C(2,2; n) = A064340(n).at n=22A067298
• Second column of triangle A067298.at n=5A067299
• Generalized Catalan triangle A067298 with row reversion.at n=26A067304
• a(n) = 64*n^2 + 16.at n=22A157912
• a(n) = 529*n^2 + 2*n.at n=7A158367
• Number of (2+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 2 3 6 or 7 and every 3 X 3 column and antidiagonal sum not equal to 0 2 3 6 or 7.at n=13A252534