85168

Appears in sequences

• Expansion of 1/(x^k*(1 - x - 3*x^(k+1))) for k=3.at n=21A143454
• Fibonacci + Goldbach: a(1)=6, a(2)=8 and for n>=3, a(n)=g(a(n-1)) + g(a(n-2)), where for m>=3, g(2*m) is the maximal prime p < 2*m such that 2*m - p is prime.at n=25A216275
• Number of (n+2)X(n+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001.at n=4A260199
• Number of (n+2) X (5+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001.at n=4A260204
• T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001.at n=40A260207
• Coefficients in expansion of 1/(1 - x - 3*x^4).at n=24A318774
• Number of square rooted trees with n nodes.at n=16A358589