47900
domain: N
Appears in sequences
- Number of non-isomorphic maximal independent sets of the n-cycle graph.at n=54A127685
- Number of (n+1)X3 0..3 arrays with rows and columns of permanents of all 2X2 subblocks lexicographically nondecreasing, and all 2X2 permanents nonzero.at n=1A205195
- T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with rows and columns of permanents of all 2X2 subblocks lexicographically nondecreasing, and all 2X2 permanents nonzero.at n=4A205198
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 737", based on the 5-celled von Neumann neighborhood.at n=32A273480
- Numbers k such that Bernoulli number B_{k} has denominator 33330.at n=17A295589
- Larger of amicable pair m < n defined by t(n) = m and t(m) = n where t(n) = psi(n) - n and psi(n) = A001615(n) is the Dedekind psi function.at n=20A323330
- Difference between prime(Fibonacci(n+1)) and prime(Fibonacci(n)).at n=19A343256
- G.f. A(x) satisfies A(x)^2 = A(x^2) / (1 - 2*x)^2 with A(0)=1.at n=15A372957