46137321

Appears in sequences

• Invariant number of polygons of n-circum-C_5 H_5 systems.at n=17A122678
• Define a pair of sequences c_n, d_n by c_0=0, d_0=1 and thereafter c_n = c_{n-1}+d_{n-1}, d_n = c_{n-1}+4*n+2; sequence here is d_n.at n=33A192750
• Values of f(2,x,y) in increasing order, for x>=0, y>0 where f is the Sudan function defined in A260002.at n=22A260004