142705

Appears in sequences

• Row sums of triangle A120073 (denominator triangle for H atom spectrum).at n=13A120075
• G.f. A(x) satisfies A( x - A(x)^2 ) = x.at n=7A213591
• a(n) = 991*n^2 + 1.at n=12A237991
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of (B(x)/x)^k, where B(x) is the g.f. of A213591.at n=43A384619