366300

Appears in sequences

• Number of directed animals on a certain lattice.at n=6A011790
• Structured meta-prism numbers, the n-th number from a structured n-gonal prism number sequence.at n=29A100177
• 0-sequence of reduction of (3n-1) by x^2 -> x+1.at n=19A192309
• a(n) = pg(n, 3) + pg(n, 4) + ... + pg(n, n) where pg(n, m) is the m-th n-th-order polygonal number.at n=39A245679
• Number of coupled non-normal semi-magic rectangles with sum of entries equal to n.at n=9A321718