411527

Properties

Appears in sequences

• a(1) = 2; a(n) is smallest prime > 2*a(n-1).at n=17A055496
• a(1) = 2; for n > 1 if n is even a(n) = gpf(1 + Product_{odd m,m<n}a(m)), while if n is odd a(n) = gpf(1 + Product_{even m,m<n}a(m)).at n=13A258581
• Prime numbersat n=34729