31885

Appears in sequences

• Self-convolution of Lucas numbers.at n=14A004799
• Number of partitions of n into 9 unordered relatively prime parts.at n=47A023029
• 2-ranks of difference sets constructed from Glynn type II hyperovals.at n=14A049114
• Bisection of Lucas triangle A060922: even-indexed members of column sequences of A060922 (not counting leading zeros).at n=37A060923
• Second column of Lucas bisection triangle (even part).at n=7A060934
• Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 1100-0111-0101 pattern in any orientation.at n=11A147219
• Triangle read by rows, inverse Bell transform of the third-order Bell numbers, T(n,k) for n >= 0 and 0 <= k <= n.at n=59A264434
• a(n) = Sum_{k=0..n} binomial(4*n+2*k+1,n-k).at n=5A390414