19324

Appears in sequences

• Coordination sequence for alpha-Mn, Position Mn1.at n=36A009950
• Number of lines through exactly 3 points of an n X n grid of points.at n=29A018810
• a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = (Lucas numbers), t = (composite numbers).at n=22A024471
• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 94 ones.at n=16A031862
• Number of isomorphism classes of finite groups of order 11*2^n.at n=7A139669
• Numbers k such that 36*10^(2*k) + 6*10^k + 1 is prime.at n=6A309582