26601

Appears in sequences

• E.g.f. A(x) satisfies: A( x*exp(-x*A(x)) ) = exp(x*A(x)).at n=5A140049
• Number of binary strings of length n with no substrings equal to 0001, 0011, or 1010.at n=21A164457
• Length of n-th iterate of the mapping 00->001, 1->10, as in A284932.at n=21A286938
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. B(x)^k, where B(x) is the e.g.f. of A140049.at n=26A379168