214748364
domain: N
Appears in sequences
- Every run length in base 2 is 2.at n=13A043291
- Expansion of 1/((1-x)*(1-2*x)*(1+x^2)).at n=27A077854
- a(n) = 4 * floor(24*2^n/15) = 4*A077854(n).at n=25A102652
- a(n) is the number whose binary representation is the concatenation of n strings of the four digits "1100".at n=7A108020
- Number of closed walks of length n on the complete graph on 5 nodes from a given node.at n=15A109499
- G.f.: (4*x^2 + 2*x)/(4*x^3 - x^2 - 4*x + 1).at n=14A115243
- Row sums of triangle A118404.at n=30A118405
- a(n) = 3*a(n-1) + 4*a(n-2) - a(n-3) + 3*a(n-4) + 4*a(n-5).at n=14A135343
- a(n) = floor(A140657(n+2)/10).at n=29A140659
- Rows of A219463 seen as numbers in binary representation.at n=29A219843
- a(n) = a(n-1) + 16*a(n-3) - 16*a(n-4), where a(0) = 1, a(1) = 4, a(2) = 8, a(3) = 12, a(4) = 76.at n=21A297555