Number of permutations on [n] whose local maxima are in ascending order.
A105072
Number of permutations on [n] whose local maxima are in ascending order.
Terms
- a(0) =1a(1) =2a(2) =5a(3) =16a(4) =63a(5) =290a(6) =1511a(7) =8756a(8) =55761a(9) =386394a(10) =2889181a(11) =23152104a(12) =197714479a(13) =1790887562a(14) =17136276943a(15) =172602398812
External references
- oeis: A105072