High water marks in A177413.

Terms

a(0) =0a(1) =1a(2) =2a(3) =4a(4) =40a(5) =52a(6) =82a(7) =4839a(8) =5813a(9) =8366a(10) =11153a(11) =46254a(12) =1040968a(13) =12925493