27196

Appears in sequences

• Indices of primes in sequence defined by A(0) = 19, A(n) = 10*A(n-1) - 41 for n > 0.at n=19A102017
• Expansion of e.g.f. exp( Sum_{k>=1} (2*k)!/k! * (x/2)^k/k ).at n=5A370086
• Irregular triangular array T; row n shows the coefficients of the (n-1)-st polynomial in the obverse convolution s(x)**t(x), where s(x) = x+1 and t(x) = F(n) = n-th Fibonacci number. See Comments.at n=39A375047