28191

Appears in sequences

• Triangle read by rows: T(n,k) is the number of k-matchings in the P_3 X P_n lattice graph.at n=52A100245
• Fibonacci sequence beginning 14, 9.at n=17A206641
• Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 n X 2 array.at n=27A219846
• Expansion of Product_{k>=1} (1 + x^(2*k-1))^(k*(3*k-2))*(1 + x^(2*k))^(k*(3*k+2)).at n=12A294841