122510

Appears in sequences

• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 70.at n=9A031748
• Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 0111-1100-0111 pattern in any orientation.at n=12A147375
• a(n) = 100*n^2 + 10.at n=35A158492
• Number of n X 3 0..1 arrays with every element equal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.at n=26A299446