Sum of distances between leftmost and rightmost peaks in all bargraphs of semiperimeter n.
A277999
Sum of distances between leftmost and rightmost peaks in all bargraphs of semiperimeter n.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =9a(7) =53a(8) =261a(9) =1165a(10) =4887a(11) =19642a(12) =76519a(13) =291095a(14) =1086946a(15) =3998430a(16) =14530223a(17) =52272218a(18) =186467253a(19) =660449671a(20) =2325124444a(21) =8143334776a(22) =28393762841a(23) =98621419068a(24) =341403900888
External references
- oeis: A277999