52437

Appears in sequences

• a(n) = (8*n+3)*(8*n+7).at n=28A146301
• Floor-Sqrt transform of numbers of A078679 (Grand Motzkin paths with no zigzags).at n=23A192683
• Expansion of (1 / theta_4(x) - 1)^7 / 128.at n=6A341368
• Irregular triangle read by rows: T(n,k) is the number of regions between the free polyominoes, with n cells and width k, and their bounding boxes, n >= 1, 1 <= k <= ceiling(n/2).at n=55A380283