-1229

Appears in sequences

• Matrix inverse of triangle A055898.at n=29A055905
• Expansion of 1/(1-x+2*x^3).at n=21A077950
• a(n)=-a(n-1)+2a(n-3).at n=21A137426
• Values of n such that L(5) and N(5) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.at n=41A226925
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 193", based on the 5-celled von Neumann neighborhood.at n=31A270688
• Numbers k such that 4*k + 3 is a perfect cube, sorted by absolute values.at n=8A305291
• Let (e*y)^(e*x) = (e*x)^(e*y), y <> x. Numerators of Taylor coefficients of y about x=1.at n=5A328124