6289920

Appears in sequences

• a(n) = 6*a(n-1) - 8*a(n-2) for n > 2; a(0) = 11, a(1) = 90, a(2) = 372.at n=9A171470
• a(n) is the unique integer k such that A108951(k) = n!.at n=16A307035
• Expansion of e.g.f. 1 / ( 1 - Sum_{k>=0} x^(2*k+3) / (2*k+3) ).at n=11A365980
• E.g.f. A(x) satisfies A(x) = 1 - (1/x^2) * log(1 - x^3*A(x)).at n=9A392960