130250

Appears in sequences

• The array of A059578 read by antidiagonals in the 'up' direction.at n=50A059579
• Arithmetic mean of two consecutive prime interprimes of second order: interprimes of third order.at n=17A126556
• Triangle T(n,m) of the coefficients JacobiDC(x,y) = Sum_{n>=0} Sum_{m=0..n} (-1)^m* T(n,m) *x^(2*n) *y^(2*m)/(2*n)!.at n=17A181612
• Partial sums of the tricapped prism numbers A005920.at n=23A187673
• Numbers n such that phi(phi(n)) + sigma(sigma(n))=6*n.at n=5A246630