The minimum possible value for the apex of a triangle of numbers whose base consists of a permutation of the numbers 0 to n, and each number in a higher row is the sum of the two numbers directly below it.
A189391
The minimum possible value for the apex of a triangle of numbers whose base consists of a permutation of the numbers 0 to n, and each number in a higher row is the sum of the two numbers directly below it.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =8a(4) =19a(5) =44a(6) =98a(7) =216a(8) =467a(9) =1004a(10) =2134a(11) =4520a(12) =9502a(13) =19928a(14) =41572a(15) =86576a(16) =179587a(17) =372044a(18) =768398a(19) =1585416a(20) =3263210a(21) =6711176a(22) =13775068a(23) =28255568a(24) =57863214a(25) =118430584a(26) =242061468a(27) =494523536a(28) =1009105372a(29) =2058327344
External references
- oeis: A189391