SSW [Seaspan] 424B5: (Original Filing)
[PROSPECTUS SUPPLEMENT (To Prospectus dated May 23, 2016) Seaspan Corporation 7.95% Series D Cumulative Redeemable Perpetual Preferred Shares (Liquidation Preference $25 Per Share) 8.25% Series E Cumulative Redeemable Perpetual Preferred Shares (Liquidation Preference $25 Per Share) 8.20% Series G Cu]