Number of s in {1,...,n}^n having shortest run with the same value of length 6.

Terms

a(0) =6a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =132a(7) =312a(8) =364a(9) =420a(10) =480a(11) =544a(12) =5814a(13) =19152a(14) =44080a(15) =76440a(16) =117348a(17) =167992a(18) =521640a(19) =1686000a(20) =4453800a(21) =9985248a(22) =19352088a(23) =33855528a(24) =76272030a(25) =210339960a(26) =568514208a(27) =1389968448a(28) =3071086788a(29) =6184192000