1331715
domain: N
Appears in sequences
- a(n) = (n^2 - 1)*(n^2 - 3).at n=34A033596
- Number of independent vertex sets in the n-prism graph Y_n = K_2 X C_n (n > 2).at n=16A051927
- a(n) = 6*a(n-1) - a(n-2) - 4, a(0)=3, a(1)=7.at n=8A081555
- Number of base-3 circular n-digit numbers with adjacent digits differing by 1 or less.at n=16A124696
- Numbers k such that A011776(k) = A011776(k+1).at n=37A373725
- a(0)=3, a(1)=5, a(2)=35; a(n) = 5*a(n-1) + 5*a(n-2) - a(n-3) for n > 2.at n=8A383720